CVE-2012-0864

Public Exploit

Description

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.

Category

6.8
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 2.11% Top 20%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2012-0531.html vendor advisory
http://www.securityfocus.com/bid/52201 vdb entry exploit
http://rhn.redhat.com/errata/RHSA-2012-0393.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2012-0397.html vendor advisory
http://sourceware.org/git/?p=glibc.git%3Ba=commitdiff%3Bh=7c1f4834d398163d1ac8101e35e9c36fc3176e6e
http://rhn.redhat.com/errata/RHSA-2012-0488.html vendor advisory
http://sourceware.org/ml/libc-alpha/2012-02/msg00023.html mailing list exploit
https://bugzilla.redhat.com/show_bug.cgi?id=794766
http://www.phrack.org/issues.html?issue=67&id=9#article exploit

Frequently Asked Questions

What is the severity of CVE-2012-0864?
CVE-2012-0864 has been scored as a medium severity vulnerability.
How to fix CVE-2012-0864?
To fix CVE-2012-0864, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-0864 being actively exploited in the wild?
It is possible that CVE-2012-0864 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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