Además de mejoras en rendimiento a nivel general en terminales como iPhone 4 por citar un ejemplo y otras cuestiones de compatibilidad, esta versión de IOS, en concreto la 7.1 (os recomendamos actualizar con brevedad) viene a solventar una larga lista de vulnerabilidades que a continuación os detallamos vía la información del boletín de «Apple Security».
(Podéis actualizar desde iTunes o desde el propio dispositivo en ajustes – general -actualización de Software).
Fallos de seguridad corregidos:
Backup Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A maliciously crafted backup can alter the filesystem Description: A symbolic link in a backup would be restored, allowing subsequent operations during the restore to write to the rest of the filesystem. This issue was addressed by checking for symbolic links during the restore process. CVE-ID CVE-2013-5133 : evad3rs 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. Configuration Profiles Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Profile expiration dates were not honored Description: Expiration dates of mobile configuration profiles were not evaluated correctly. The issue was resolved through improved handling of configuration profiles. CVE-ID CVE-2014-1267 CoreCapture Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A malicious application can cause an unexpected system termination Description: A reachable assertion issue existed in CoreCapture's handling of IOKit API calls. The issue was addressed through additional validation of input from IOKit. CVE-ID CVE-2014-1271 : Filippo Bigarella Crash Reporting Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A local user may be able to change permissions on arbitrary files Description: CrashHouseKeeping followed symbolic links while changing permissions on files. This issue was addressed by not following symbolic links when changing permissions on files. CVE-ID CVE-2014-1272 : evad3rs dyld Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Code signing requirements may be bypassed Description: Text relocation instructions in dynamic libraries may be loaded by dyld without code signature validation. This issue was addressed by ignoring text relocation instructions. CVE-ID CVE-2014-1273 : evad3rs FaceTime 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 access FaceTime contacts from the lock screen Description: FaceTime contacts on a locked device could be exposed by making a failed FaceTime call from the lock screen. This issue was addressed through improved handling of FaceTime calls. CVE-ID CVE-2014-1274 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 images in PDF files. This issue was addressed through improved bounds checking. CVE-ID CVE-2014-1275 : Felix Groebert of the Google Security Team ImageIO Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Viewing a maliciously crafted TIFF file may lead to an unexpected application termination or arbitrary code execution Description: A buffer overflow existed in libtiff's handling of TIFF images. This issue was addressed through additional validation of TIFF images. CVE-ID CVE-2012-2088 ImageIO Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Viewing a maliciously crafted JPEG file may lead to the disclosure of memory contents Description: An uninitialized memory access issue existed in libjpeg's handling of JPEG markers, resulting in the disclosure of memory contents. This issue was addressed through additional validation of JPEG files. CVE-ID CVE-2013-6629 : Michal Zalewski IOKit HID Event Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A malicious application may monitor on user actions in other apps Description: An interface in IOKit framework allowed malicious apps to monitor on user actions in other apps. This issue was addressed through improved access control policies in the framework. CVE-ID CVE-2014-1276 : Min Zheng, Hui Xue, and Dr. Tao (Lenx) Wei of FireEye iTunes Store Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A man-in-the-middle attacker may entice a user into downloading a malicious app via Enterprise App Download Description: An attacker with a privileged network position could spoof network communications to entice a user into downloading a malicious app. This issue was mitigated by using SSL and prompting the user during URL redirects. CVE-ID CVE-2014-1277 : Stefan Esser Kernel Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A local user may be able to cause an unexpected system termination or arbitrary code execution in the kernel Description: An out of bounds memory access issue existed in the ARM ptmx_get_ioctl function. This issue was addressed through improved bounds checking. CVE-ID CVE-2014-1278 : evad3rs Office Viewer Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Opening a maliciously crafted Microsoft Word document may lead to an unexpected application termination or arbitrary code execution Description: A double free issue existed in the handling of Microsoft Word documents. This issue was addressed through improved memory management. CVE-ID CVE-2014-1252 : Felix Groebert of the Google Security Team Photos Backend Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Deleted images may still appear in the Photos app underneath transparent images Description: Deleting an image from the asset library did not delete cached versions of the image. This issue was addressed through improved cache management. CVE-ID CVE-2014-1281 : Walter Hoelblinger of Hoelblinger.com, Morgan Adams, Tom Pennington Profiles Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A configuration profile may be hidden from the user Description: A configuration profile with a long name could be loaded onto the device but was not displayed in the profile UI. The issue was addressed through improved handling of profile names. CVE-ID CVE-2014-1282 : Assaf Hefetz, Yair Amit and Adi Sharabani of Skycure Safari Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: User credentials may be disclosed to an unexpected site via autofill Description: Safari may have autofilled user names and passwords into a subframe from a different domain than the main frame. This issue was addressed through improved origin tracking. CVE-ID CVE-2013-5227 : Niklas Malmgren of Klarna AB Settings - Accounts 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 disable Find My iPhone without entering an iCloud password Description: A state management issue existed in the handling of the Find My iPhone state. This issue was addressed through improved handling of Find My iPhone state. CVE-ID CVE-2014-1284 Springboard 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 see the home screen of the device even if the device has not been activated Description: An unexpected application termination during activation could cause the phone to show the home screen. The issue was addressed through improved error handling during activation. CVE-ID CVE-2014-1285 : Roboboi99 SpringBoard Lock Screen Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A remote attacker may be able to cause the lock screen to become unresponsive Description: A state management issue existed in the lock screen. This issue was addressed through improved state management. CVE-ID CVE-2014-1286 : Bogdan Alecu of M-sec.net TelephonyUI Framework Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: A webpage could trigger a FaceTime audio call without user interaction Description: Safari did not consult the user before launching facetime-audio:// URLs. This issue was addressed with the addition of a confirmation prompt. CVE-ID CVE-2013-6835 : Guillaume Ross USB Host 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 cause arbitrary code execution in kernel mode Description: A memory corruption issue existed in the handling of USB messages. This issue was addressed through additional validation of USB messages. CVE-ID CVE-2014-1287 : Andy Davis of NCC Group Video Driver Available for: iPhone 4 and later, iPod touch (5th generation) and later, iPad 2 and later Impact: Playing a maliciously crafted video could lead to the device becoming unresponsive Description: A null dereference issue existed in the handling of MPEG-4 encoded files. This issue was addressed through improved memory handling. CVE-ID CVE-2014-1280 : rg0rd 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-2013-2909 : Atte Kettunen of OUSPG CVE-2013-2926 : cloudfuzzer CVE-2013-2928 : Google Chrome Security Team CVE-2013-5196 : Google Chrome Security Team CVE-2013-5197 : Google Chrome Security Team CVE-2013-5198 : Apple CVE-2013-5199 : Apple CVE-2013-5225 : Google Chrome Security Team CVE-2013-5228 : Keen Team (@K33nTeam) working with HP's Zero Day Initiative CVE-2013-6625 : cloudfuzzer CVE-2013-6635 : cloudfuzzer CVE-2014-1269 : Apple CVE-2014-1270 : Apple CVE-2014-1289 : Apple CVE-2014-1290 : ant4g0nist (SegFault) working with HP's Zero Day Initiative, Google Chrome Security Team CVE-2014-1291 : Google Chrome Security Team CVE-2014-1292 : Google Chrome Security Team CVE-2014-1293 : Google Chrome Security Team CVE-2014-1294 : Google Chrome Security Team