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Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200404-11] Multiple Vulnerabilities in pwlib

Vulnerability Assessment Details

[GLSA-200404-11] Multiple Vulnerabilities in pwlib

Vulnerability Assessment Summary
Multiple Vulnerabilities in pwlib

Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200404-11
(Multiple Vulnerabilities in pwlib)

Multiple vulnerabilities have been found in the implimentation of protocol
H.323 contained in pwlib. Most of the vulnerabilies are in the parsing of
ASN.1 elements which would permit a possible hacker to use a maliciously crafted
ASN.1 element to cause unpredictable behavior in pwlib.

Impact

A possible hacker may cause a denial of service condition or cause a buffer
overflow that would permit arbitrary code to be executed with root
rights.

Workaround

Blocking ports 1719 and 1720 may reduce the likelihood of an attack. All
users are advised to upgrade to the latest version of the affected package.

References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-0097
http://www.uniras.gov.uk/vuls/2004/006489/h323.htm

Solution:
All pwlib users are advised to upgrade to version 1.5.2-r3 or later:
# emerge sync
# emerge -pv ">=dev-libs/pwlib-1.5.2-r3"
# emerge ">=dev-libs/pwlib-1.5.2-r3"

Network Security Threat Level: High

Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

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