Description
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.
Published: 2015-02-24
Score: 5.0 Medium
EPSS: 3.2% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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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
History

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Subscriptions

Canonical Ubuntu Linux
Gnu Glibc
Opensuse Opensuse
Redhat Enterprise Linux Enterprise Linux Server Aus Rhel Aus Rhel Eus
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

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

Reserved: 2015-01-28T00:00:00.000Z

Link: CVE-2013-7423

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

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

Modified: 2026-05-06T22:30:45.220

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.

Weaknesses