Vulnerability Details : CVE-2013-4458
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.
Vulnerability category: OverflowDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2013-4458
Probability of exploitation activity in the next 30 days: 3.19%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 90 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2013-4458
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2013-4458
-
The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-4458
-
https://sourceware.org/ml/libc-alpha/2013-10/msg00733.html
Siddhesh Poyarekar - [PATCH][BZ #16072] Fix stack overflow due to large AF_INET6 requestsPatch
-
https://security.gentoo.org/glsa/201503-04
GNU C Library: Multiple vulnerabilities (GLSA 201503-04) — Gentoo security
-
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html
[security-announce] SUSE-SU-2016:0470-1: important: Security update for
-
https://sourceware.org/bugzilla/show_bug.cgi?id=16072
16072 – (CVE-2013-4458) Segmentation fault in getaddrinfo() when processing entry mapping to long list of AF_INET6 address structuresExploit
Products affected by CVE-2013-4458
- cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:*
- cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp2:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.1.1.6:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.1.9:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.13:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.10.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.11:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.11.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.12.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.11.3:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.11.2:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.12.2:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.14:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.16:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.15:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.14.1:*:*:*:*:*:*:*
- cpe:2.3:a:gnu:glibc:2.17:*:*:*:*:*:*:*