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.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-165-1 eglibc security update
EUVD EUVD EUVD-2013-7187 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.
Ubuntu USN Ubuntu USN USN-2519-1 GNU C Library vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T18:09:16.980Z

Reserved: 2015-01-28T00:00:00

Link: CVE-2013-7423

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2015-02-24T15:59:00.050

Modified: 2025-04-12T10:46:40.837

Link: CVE-2013-7423

cve-icon Redhat

Severity : Moderate

Publid Date: 2013-09-12T00:00:00Z

Links: CVE-2013-7423 - Bugzilla

cve-icon OpenCVE Enrichment

No data.