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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200605-10] pdnsd: Denial of Service and potential arbitrary code execution


Vulnerability Assessment Details

[GLSA-200605-10] pdnsd: Denial of Service and potential arbitrary code execution

Vulnerability Assessment Summary
pdnsd: Denial of Service and potential arbitrary code execution

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200605-10
(pdnsd: Denial of Service and potential arbitrary code execution)


The pdnsd team has discovered an unspecified buffer overflow
vulnerability. The PROTOS DNS Test Suite, by the Oulu University Secure
Programming Group (OUSPG), has also revealed a memory leak error within
the handling of the QTYPE and QCLASS DNS queries, leading to
consumption of large amounts of memory.

Impact

A possible hacker can craft malicious DNS queries leading to a Denial of
Service, and potentially the execution of arbitrary code.

Workaround

There is no known workaround at this time.

References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2076
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2077


Solution:
All pdnsd users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-dns/pdnsd-1.2.4-r1"


Network Security Threat Level: High


Networks Security ID:

Vulnerability Assessment Copyright: (C) 2006 Michel Arboi

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