Stack-based buffer overflow in Glibc - CVE-2012-4424
Published: October 10, 2013 / Updated: August 10, 2020
Vulnerability identifier: #VU42479
CSH Severity: Medium
CVSSv4.0: 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
Vulnerable software:
Glibc
Glibc
Software vendor:
GNU
GNU
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.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
External links
- 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