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CVE-2013-4458

Date: December 12, 2013

Stack-based buffer overflow in the getaddrinfo function in sysdeps/posix/getaddrinfo.c in GNU C Library (aka glibc or libc6) 2.18 and earlier allows remote attackers to cause a denial of service (crash) via a (1) hostname or (2) IP address that triggers a large number of AF_INET6 address results. NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-1914.

Language: C

Severity Score

Related Resources (10)

https://access.redhat.com/security/cve/CVE-2013-4458
https://sourceware.org/ml/libc-alpha/2013-10/msg00733.html
https://sourceware.org/bugzilla/show_bug.cgi?id=16072
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html
http://www.mandriva.com/security/advisories?name=MDVSA-2013:283
http://www.mandriva.com/security/advisories?name=MDVSA-2013:284
https://security-tracker.debian.org/tracker/CVE-2013-4458
https://nvd.nist.gov/vuln/detail/CVE-2013-4458
https://security.gentoo.org/glsa/201503-04
https://www.mend.io/vulnerability-database/CVE-2013-4458

Severity Score

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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