Desde la lista de correo «Apple Security» nos llega el aviso de la nueva versión de IOS (7). Más allá de las nuevas funcionalidades que incorpora el sistema operativo para dispositivos móviles y tablets de Apple, queremos reseñar que es una actualización de seguridad prioritaria debido al alto número de vulnerabilidades (sobre 80) que solventa en versiones anteriores de software.
Dicha actualización está disponible bien desde iTunes o desde el propio dispositivo (Menú ajustes, General y actualización de software).
A continuación, publicamos la lista completa de bugs y los CVE corregidos
APPLE-SA-2013-09-18-2 iOS 7 iOS 7 is now available and addresses the following: Certificate Trust Policy Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Root certificates have been updated Description: Several certificates were added to or removed from the list of system roots. CoreGraphics Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Viewing a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution Description: A buffer overflow existed in the handling of JBIG2 encoded data in PDF files. This issue was addressed through additional bounds checking. CVE-ID CVE-2013-1025 : Felix Groebert of the Google Security Team CoreMedia Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Playing a maliciously crafted movie file may lead to an unexpected application termination or arbitrary code execution Description: A buffer overflow existed in the handling of Sorenson encoded movie files. This issue was addressed through improved bounds checking. CVE-ID CVE-2013-1019 : Tom Gallagher (Microsoft) & Paul Bates (Microsoft) working with HP's Zero Day Initiative Data Protection Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Apps could bypass passcode-attempt restrictions Description: A privilege separation issue existed in Data Protection. An app within the third-party sandbox could repeatedly attempt to determine the user's passcode regardless of the user's "Erase Data" setting. This issue was addressed by requiring additional entitlement checks. CVE-ID CVE-2013-0957 : Jin Han of the Institute for Infocomm Research working with Qiang Yan and Su Mon Kywe of Singapore Management University Data Security Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: An attacker with a privileged network position may intercept user credentials or other sensitive information Description: TrustWave, a trusted root CA, has issued, and subsequently revoked, a sub-CA certificate from one of its trusted anchors. This sub-CA facilitated the interception of communications secured by Transport Layer Security (TLS). This update added the involved sub-CA certificate to OS X's list of untrusted certificates. CVE-ID CVE-2013-5134 dyld Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: An attacker who has arbitrary code execution on a device may be able to persist code execution across reboots Description: Multiple buffer overflows existed in dyld's openSharedCacheFile() function. These issues were addressed through improved bounds checking. CVE-ID CVE-2013-3950 : Stefan Esser File Systems Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: An attacker who can mount a non-HFS filesystem may be able to cause an unexpected system termination or arbitrary code execution with kernel privileges Description: A memory corruption issue existed in the handling of AppleDouble files. This issue was addressed by removing support for AppleDouble files. CVE-ID CVE-2013-3955 : Stefan Esser ImageIO Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Viewing a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution Description: A buffer overflow existed in the handling of JPEG2000 encoded data in PDF files. This issue was addressed through additional bounds checking. CVE-ID CVE-2013-1026 : Felix Groebert of the Google Security Team IOKit Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Background applications could inject user interface events into the foreground app Description: It was possible for background applications to inject user interface events into the foreground application using the task completion or VoIP APIs. This issue was addressed by enforcing access controls on foreground and background processes that handle interface events. CVE-ID CVE-2013-5137 : Mackenzie Straight at Mobile Labs IOKitUser Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A malicious local application could cause an unexpected system termination Description: A null pointer dereference existed in IOCatalogue. The issue was addressed through additional type checking. CVE-ID CVE-2013-5138 : Will Estes IOSerialFamily Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Executing a malicious application may result in arbitrary code execution within the kernel Description: An out of bounds array access existed in the IOSerialFamily driver. This issue was addressed through additional bounds checking. CVE-ID CVE-2013-5139 : @dent1zt IPSec Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: An attacker may intercept data protected with IPSec Hybrid Auth Description: The DNS name of an IPSec Hybrid Auth server was not being matched against the certificate, allowing an attacker with a certificate for any server to impersonate any other. This issue was addressed by improved certificate checking. CVE-ID CVE-2013-1028 : Alexander Traud of www.traud.de Kernel Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A remote attacker can cause a device to unexpectedly restart Description: Sending an invalid packet fragment to a device can cause a kernel assert to trigger, leading to a device restart. The issue was addressed through additional validation of packet fragments. CVE-ID CVE-2013-5140 : Joonas Kuorilehto of Codenomicon, an anonymous researcher working with CERT-FI, Antti LevomAki and Lauri Virtanen of Vulnerability Analysis Group, Stonesoft Kernel Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A malicious local application could cause device hang Description: An integer truncation vulnerability in the kernel socket interface could be leveraged to force the CPU into an infinite loop. The issue was addressed by using a larger sized variable. CVE-ID CVE-2013-5141 : CESG Kernel Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: An attacker on a local network can cause a denial of service Description: An attacker on a local network can send specially crafted IPv6 ICMP packets and cause high CPU load. The issue was addressed by rate limiting ICMP packets before verifying their checksum. CVE-ID CVE-2011-2391 : Marc Heuse Kernel Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Kernel stack memory may be disclosed to local users Description: An information disclosure issue existed in the msgctl and segctl APIs. This issue was addressed by initializing data structures returned from the kernel. CVE-ID CVE-2013-5142 : Kenzley Alphonse of Kenx Technology, Inc Kernel Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Unprivileged processes could get access to the contents of kernel memory which could lead to privilege escalation Description: An information disclosure issue existed in the mach_port_space_info API. This issue was addressed by initializing the iin_collision field in structures returned from the kernel. CVE-ID CVE-2013-3953 : Stefan Esser Kernel Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Unprivileged processes may be able to cause an unexpected system termination or arbitrary code execution in the kernel Description: A memory corruption issue existed in the handling of arguments to the posix_spawn API. This issue was addressed through additional bounds checking. CVE-ID CVE-2013-3954 : Stefan Esser Kext Management Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: An unauthorized process may modify the set of loaded kernel extensions Description: An issue existed in kextd's handling of IPC messages from unauthenticated senders. This issue was addressed by adding additional authorization checks. CVE-ID CVE-2013-5145 : "Rainbow PRISM" libxml Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Viewing a maliciously crafted web page may lead to an unexpected application termination or arbitrary code execution Description: Multiple memory corruption issues existed in libxml. These issues were addressed by updating libxml to version 2.9.0. CVE-ID CVE-2011-3102 : Juri Aedla CVE-2012-0841 CVE-2012-2807 : Juri Aedla CVE-2012-5134 : Google Chrome Security Team (Juri Aedla) libxslt Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Viewing a maliciously crafted web page may lead to an unexpected application termination or arbitrary code execution Description: Multiple memory corruption issues existed in libxslt. These issues were addressed by updating libxslt to version 1.1.28. CVE-ID CVE-2012-2825 : Nicolas Gregoire CVE-2012-2870 : Nicolas Gregoire CVE-2012-2871 : Kai Lu of Fortinet's FortiGuard Labs, Nicolas Gregoire Passcode Lock Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A person with physical access to the device may be able to bypass the screen lock Description: A race condition issue existed in the handling of phone calls and SIM card ejection at the lock screen. This issue was addressed through improved lock state management. CVE-ID CVE-2013-5147 : videosdebarraquito Personal Hotspot Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: An attacker may be able to join a Personal Hotspot network Description: An issue existed in the generation of Personal Hotspot passwords, resulting in passwords that could be predicted by an attacker to join a user's Personal Hotspot. The issue was addressed by generating passwords with higher entropy. CVE-ID CVE-2013-4616 : Andreas Kurtz of NESO Security Labs and Daniel Metz of University Erlangen-Nuremberg Push Notifications Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: The push notification token may be disclosed to an app contrary to the user's decision Description: An information disclosure issue existed in push notification registration. Apps requesting access to the push notification access received the token before the user approved the app's use of push notifications. This issue was addressed by withholding access to the token until the user has approved access. CVE-ID CVE-2013-5149 : Jack Flintermann of Grouper, Inc. Safari Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a maliciously crafted website may lead to an unexpected application termination or arbitrary code execution Description: A memory corruption issue existed in the handling of XML files. This issue was addressed through additional bounds checking. CVE-ID CVE-2013-1036 : Kai Lu of Fortinet's FortiGuard Labs Safari Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: History of pages recently visited in an open tab may remain after clearing of history Description: Clearing Safari's history did not clear the back/forward history for open tabs. This issue was addressed by clearing the back/forward history. CVE-ID CVE-2013-5150 Safari Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Viewing files on a website may lead to script execution even when the server sends a 'Content-Type: text/plain' header Description: Mobile Safari sometimes treated files as HTML files even when the server sent a 'Content-Type: text/plain' header. This may lead to cross-site scripting on sites that allow users to upload files. This issue was addressed through improved handling of files when 'Content-Type: text/plain' is set. CVE-ID CVE-2013-5151 : Ben Toews of Github Safari Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a malicious website may allow an arbitrary URL to be displayed Description: A URL bar spoofing issue existed in Mobile Safari. This issue was addressed through improved URL tracking. CVE-ID CVE-2013-5152 : Keita Haga of keitahaga.com, Lukasz Pilorz of RBS Sandbox Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Applications that are scripts were not sandboxed Description: Third-party applications which used the #! syntax to run a script were sandboxed based on the identity of the script interpreter, not the script. The interpreter may not have a sandbox defined, leading to the application being run unsandboxed. This issue was addressed by creating the sandbox based on the identity of the script. CVE-ID CVE-2013-5154 : evad3rs Sandbox Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Applications can cause a system hang Description: Malicious third-party applications that wrote specific values to the /dev/random device could force the CPU to enter an infinite loop. This issue was addressed by preventing third-party applications from writing to /dev/random. CVE-ID CVE-2013-5155 : CESG Social Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Users recent Twitter activity could be disclosed on devices with no passcode. Description: An issue existed where it was possible to determine what Twitter accounts a user had recently interacted with. This issue was resolved by restricting access to the Twitter icon cache. CVE-ID CVE-2013-5158 : Jonathan Zdziarski Springboard Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A person with physical access to a device in Lost Mode may be able to view notifications Description: An issue existed in the handling of notifications when a device is in Lost Mode. This update addresses the issue with improved lock state management. CVE-ID CVE-2013-5153 : Daniel Stangroom Telephony Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Malicious apps could interfere with or control telephony functionality Description: An access control issue existed in the telephony subsystem. Bypassing supported APIs, sandboxed apps could make requests directly to a system daemon interfering with or controlling telephony functionality. This issue was addressed by enforcing access controls on interfaces exposed by the telephony daemon. CVE-ID CVE-2013-5156 : Jin Han of the Institute for Infocomm Research working with Qiang Yan and Su Mon Kywe of Singapore Management University; Tielei Wang, Kangjie Lu, Long Lu, Simon Chung, and Wenke Lee from the Georgia Institute of Technology Twitter Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Sandboxed apps could send tweets without user interaction or permission Description: An access control issue existed in the Twitter subsystem. Bypassing supported APIs, sandboxed apps could make requests directly to a system daemon interfering with or controlling Twitter functionality. This issue was addressed by enforcing access controls on interfaces exposed by the Twitter daemon. CVE-ID CVE-2013-5157 : Jin Han of the Institute for Infocomm Research working with Qiang Yan and Su Mon Kywe of Singapore Management University; Tielei Wang, Kangjie Lu, Long Lu, Simon Chung, and Wenke Lee from the Georgia Institute of Technology WebKit Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a maliciously crafted website may lead to an unexpected application termination or arbitrary code execution Description: Multiple memory corruption issues existed in WebKit. These issues were addressed through improved memory handling. CVE-ID CVE-2013-0879 : Atte Kettunen of OUSPG CVE-2013-0991 : Jay Civelli of the Chromium development community CVE-2013-0992 : Google Chrome Security Team (Martin Barbella) CVE-2013-0993 : Google Chrome Security Team (Inferno) CVE-2013-0994 : David German of Google CVE-2013-0995 : Google Chrome Security Team (Inferno) CVE-2013-0996 : Google Chrome Security Team (Inferno) CVE-2013-0997 : Vitaliy Toropov working with HP's Zero Day Initiative CVE-2013-0998 : pa_kt working with HP's Zero Day Initiative CVE-2013-0999 : pa_kt working with HP's Zero Day Initiative CVE-2013-1000 : Fermin J. Serna of the Google Security Team CVE-2013-1001 : Ryan Humenick CVE-2013-1002 : Sergey Glazunov CVE-2013-1003 : Google Chrome Security Team (Inferno) CVE-2013-1004 : Google Chrome Security Team (Martin Barbella) CVE-2013-1005 : Google Chrome Security Team (Martin Barbella) CVE-2013-1006 : Google Chrome Security Team (Martin Barbella) CVE-2013-1007 : Google Chrome Security Team (Inferno) CVE-2013-1008 : Sergey Glazunov CVE-2013-1010 : miaubiz CVE-2013-1037 : Google Chrome Security Team CVE-2013-1038 : Google Chrome Security Team CVE-2013-1039 : own-hero Research working with iDefense VCP CVE-2013-1040 : Google Chrome Security Team CVE-2013-1041 : Google Chrome Security Team CVE-2013-1042 : Google Chrome Security Team CVE-2013-1043 : Google Chrome Security Team CVE-2013-1044 : Apple CVE-2013-1045 : Google Chrome Security Team CVE-2013-1046 : Google Chrome Security Team CVE-2013-1047 : miaubiz CVE-2013-2842 : Cyril Cattiaux CVE-2013-5125 : Google Chrome Security Team CVE-2013-5126 : Apple CVE-2013-5127 : Google Chrome Security Team CVE-2013-5128 : Apple WebKit Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a malicious website may lead to information disclosure Description: An information disclosure issue existed in the handling of the window.webkitRequestAnimationFrame() API. A maliciously crafted website could use an iframe to determine if another site used window.webkitRequestAnimationFrame(). This issue was addressed through improved handling of window.webkitRequestAnimationFrame(). CVE-ID CVE-2013-5159 WebKit Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Copying and pasting a malicious HTML snippet may lead to a cross-site scripting attack Description: A cross-site scripting issue existed in the handling of copied and pasted data in HTML documents. This issue was addressed through additional validation of pasted content. CVE-ID CVE-2013-0926 : Aditya Gupta, Subho Halder, and Dev Kar of xys3c (xysec.com) WebKit Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a maliciously crafted website may lead to a cross- site scripting attack Description: A cross-site scripting issue existed in the handling of iframes. This issue was addressed through improved origin tracking. CVE-ID CVE-2013-1012 : Subodh Iyengar and Erling Ellingsen of Facebook WebKit Available for: iPhone 3GS and later, iPod touch (4th generation) and later, iPad 2 and later Impact: Visiting a maliciously crafted website may lead to an information disclosure Description: An information disclosure issue existed in XSSAuditor. This issue was addressed through improved handling of URLs. CVE-ID CVE-2013-2848 : Egor Homakov WebKit Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Dragging or pasting a selection may lead to a cross-site scripting attack Description: Dragging or pasting a selection from one site to another may allow scripts contained in the selection to be executed in the context of the new site. This issue is addressed through additional validation of content before a paste or a drag and drop operation. CVE-ID CVE-2013-5129 : Mario Heiderich WebKit Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Visiting a maliciously crafted website may lead to a cross- site scripting attack Description: A cross-site scripting issue existed in the handling of URLs. This issue was addressed through improved origin tracking. CVE-ID CVE-2013-5131 : Erling A Ellingsen