CVE-2013-7423 : Detail

CVE-2013-7423

0.25%V3
Network
2015-02-24
14h00 +00:00
2021-09-01
15h06 +00:00
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CVE Descriptions

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.

CVE Informations

Related Weaknesses

CWE-ID Weakness Name Source
CWE-17 Category : DEPRECATED: Code
This entry has been deprecated. It was originally used for organizing the Development View (CWE-699) and some other views, but it introduced unnecessary complexity and depth to the resulting tree.

Metrics

Metrics Score Severity CVSS Vector Source
V2 5 AV:N/AC:L/Au:N/C:N/I:P/A:N nvd@nist.gov

EPSS

EPSS is a scoring model that predicts the likelihood of a vulnerability being exploited.

EPSS Score

The EPSS model produces a probability score between 0 and 1 (0 and 100%). The higher the score, the greater the probability that a vulnerability will be exploited.

EPSS Percentile

The percentile is used to rank CVE according to their EPSS score. For example, a CVE in the 95th percentile according to its EPSS score is more likely to be exploited than 95% of other CVE. Thus, the percentile is used to compare the EPSS score of a CVE with that of other CVE.

Products Mentioned

Configuraton 0

Redhat>>Enterprise_linux_server_aus >> Version 6.5

Configuraton 0

Canonical>>Ubuntu_linux >> Version 10.04

Canonical>>Ubuntu_linux >> Version 12.04

Canonical>>Ubuntu_linux >> Version 14.04

Canonical>>Ubuntu_linux >> Version 14.10

Opensuse>>Opensuse >> Version 13.1

Opensuse>>Opensuse >> Version 13.2

Configuraton 0

Gnu>>Glibc >> Version To (excluding) 2.20

References

http://www.openwall.com/lists/oss-security/2015/01/28/20
Tags : mailing-list, x_refsource_MLIST
https://security.gentoo.org/glsa/201602-02
Tags : vendor-advisory, x_refsource_GENTOO
http://www.ubuntu.com/usn/USN-2519-1
Tags : vendor-advisory, x_refsource_UBUNTU
http://rhn.redhat.com/errata/RHSA-2015-0863.html
Tags : vendor-advisory, x_refsource_REDHAT
http://www.securityfocus.com/bid/72844
Tags : vdb-entry, x_refsource_BID
https://access.redhat.com/errata/RHSA-2016:1207
Tags : vendor-advisory, x_refsource_REDHAT
http://seclists.org/fulldisclosure/2021/Sep/0
Tags : mailing-list, x_refsource_FULLDISC