CVE-2013-3950

critical

Description

Stack-based buffer overflow in the openSharedCacheFile function in dyld.cpp in dyld in Apple iOS 5.1.x and 6.x through 6.1.3 makes it easier for attackers to conduct untethering attacks via a long string in the DYLD_SHARED_CACHE_DIR environment variable.

References

http://www.syscan.org/index.php/sg/program/day/2

http://www.securitytracker.com/id/1029054

http://support.apple.com/kb/HT5934

http://lists.apple.com/archives/security-announce/2013/Sep/msg00006.html

http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html

Details

Source: Mitre, NVD

Published: 2013-06-05

Updated: 2013-10-31

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical