Stack-based buffer overflow in Glibc - CVE-2012-4424
Published: October 10, 2013 / Updated: August 10, 2020
Vulnerability identifier: #VU42479
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2012-4424
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GNU
Affected software:
Glibc
Glibc
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing a long string that triggers a malloc failure and use of the alloca function. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2012-4424
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Sources
- http://sourceware.org/bugzilla/show_bug.cgi?id=14547
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:283
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:284
- http://www.openwall.com/lists/oss-security/2012/09/13/16
- http://www.ubuntu.com/usn/USN-1991-1
- https://bugzilla.redhat.com/show_bug.cgi?id=858238
- https://security.gentoo.org/glsa/201503-04