CVE-2012-0864
glibc: FORTIFY_SOURCE format string protection bypass via "nargs" integer overflow
Severity Score
6.8
*CVSS v2
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
3
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
Desbordamiento de enteros en la función vfprint en stdio-common/vfprint.c en glibc v2.14 y otras versiones que permite a isiarios dependientes del contexto eludir el mecanismo de protección FORTIFY_SOURCE, llevar a cabo ataques de cadena de formato y escribir de forma arbitraria en memoria a través de un gran número de argumentos.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2012-01-19 CVE Reserved
- 2012-03-10 CVE Published
- 2024-08-06 CVE Updated
- 2024-08-06 First Exploit
- 2024-09-27 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-189: Numeric Errors
- CWE-190: Integer Overflow or Wraparound
CAPEC
References (10)
URL | Tag | Source |
---|---|---|
http://sourceware.org/git/?p=glibc.git%3Ba=commitdiff%3Bh=7c1f4834d398163d1ac8101e35e9c36fc3176e6e | X_refsource_misc |
URL | Date | SRC |
---|---|---|
http://sourceware.org/ml/libc-alpha/2012-02/msg00023.html | 2024-08-06 | |
http://www.phrack.org/issues.html?issue=67&id=9#article | 2024-08-06 | |
http://www.securityfocus.com/bid/52201 | 2024-08-06 |
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
http://rhn.redhat.com/errata/RHSA-2012-0393.html | 2023-02-13 | |
http://rhn.redhat.com/errata/RHSA-2012-0397.html | 2023-02-13 | |
http://rhn.redhat.com/errata/RHSA-2012-0488.html | 2023-02-13 | |
http://rhn.redhat.com/errata/RHSA-2012-0531.html | 2023-02-13 | |
https://bugzilla.redhat.com/show_bug.cgi?id=794766 | 2012-04-30 | |
https://access.redhat.com/security/cve/CVE-2012-0864 | 2012-04-30 |