Vulnerabilities
Misconfiguration
Runtime Security
Compliance
CVE Vulnerabilities

CVE-2013-7423

Published: Feb 24, 2015 | Modified: Sep 01, 2021
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N
RedHat/V2
1.2 MODERATE
AV:L/AC:H/Au:N/C:P/I:N/A:N
RedHat/V3
Ubuntu
MEDIUM
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2013-7423
CWEhttps://cwe.mitre.org/data/definitions/17.html

The send_dg function in resolv/res_send.c in GNU C Library (aka glibc or libc6) before 2.20 does not properly reuse file descriptors, which allows remote attackers to send DNS queries to unintended locations via a large number of requests that trigger a call to the getaddrinfo function.

Affected Software

Name Vendor Start Version End Version
Enterprise_linux_server_aus Redhat 6.5 (including) 6.5 (including)
Eglibc Ubuntu lucid *
Eglibc Ubuntu precise *
Eglibc Ubuntu trusty *
Red Hat Enterprise Linux 6 RedHat glibc-0:2.12-1.149.el6_6.7 *
Red Hat Enterprise Linux 6.5 Advanced Update Support RedHat glibc-0:2.12-1.132.el6_5.8 *
Red Hat Enterprise Linux 7 RedHat glibc-0:2.17-105.el7 *
Red Hat Enterprise Linux 7.1 Extended Update Support RedHat glibc-0:2.17-79.ael7b_1 *

References

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