CVE-2012-4412

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 17.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2013-10-09 · updated 2026-06-16
Weakness: CWE-189

Description

Integer overflow in string/strcoll_l.c in the GNU C Library (aka glibc or libc6) 2.17 and earlier allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long string, which triggers a heap-based buffer overflow.

Affected products

GNU C Library (glibc): through 2.17; 2.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5 (+19)

References

http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html
http://seclists.org/fulldisclosure/2019/Jun/18
http://secunia.com/advisories/55113
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/2012/09/07/9
http://www.ubuntu.com/usn/USN-1991-1
https://bugzilla.redhat.com/show_bug.cgi?id=855385
https://seclists.org/bugtraq/2019/Jun/14
https://security.gentoo.org/glsa/201503-04
http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html

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