7.8 High
AI Score
Confidence
High
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.013 Low
EPSS
Percentile
85.7%
Integer overflow in the vfprintf function in stdio-common/vfprintf.c in glibc 2.14 and other versions allows context-dependent attackers to bypass the FORTIFY_SOURCE protection mechanism, conduct format string attacks, and write to arbitrary memory via a large number of arguments.
rhn.redhat.com/errata/RHSA-2012-0393.html
rhn.redhat.com/errata/RHSA-2012-0397.html
rhn.redhat.com/errata/RHSA-2012-0488.html
rhn.redhat.com/errata/RHSA-2012-0531.html
sourceware.org/git/?p=glibc.git%3Ba=commitdiff%3Bh=7c1f4834d398163d1ac8101e35e9c36fc3176e6e
sourceware.org/ml/libc-alpha/2012-02/msg00023.html
www.phrack.org/issues.html?issue=67&id=9#article
www.securityfocus.com/bid/52201
bugzilla.redhat.com/show_bug.cgi?id=794766