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The remote Gentoo host is missing one or more security-related
The remote host is affected by the vulnerability described in GLSA-201006-21
(UnrealIRCd: Multiple vulnerabilities)
Multiple vulnerabilities have been reported in UnrealIRCd:
The vendor reported a buffer overflow in the user authorization
The vendor reported that the distributed source code of UnrealIRCd
was compromised and altered to include a system() call that could be
called with arbitrary user input (CVE-2010-2075).
A remote attacker could exploit these vulnerabilities to cause the
execution of arbitrary commands with the privileges of the user running
UnrealIRCd, or a Denial of Service condition. NOTE: By default
UnrealIRCd on Gentoo is run with the privileges of the 'unrealircd'
There is no known workaround at this time.
See also :
All UnrealIRCd users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-irc/unrealircd-18.104.22.168-r1'
Risk factor :
High / CVSS Base Score : 7.5
CVSS Temporal Score : 6.5
Public Exploit Available : true
Family: Gentoo Local Security Checks
Nessus Plugin ID: 47016 (gentoo_GLSA-201006-21.nasl)
Bugtraq ID: 40820
CVE ID: CVE-2009-4893CVE-2010-2075
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