GLSA-200703-12 : SILC Server: Denial of Service

Low Nessus Plugin ID 24829


The remote Gentoo host is missing one or more security-related patches.


The remote host is affected by the vulnerability described in GLSA-200703-12 (SILC Server: Denial of Service)

Frank Benkstein discovered a possible NULL pointer dereference in apps/silcd/command.c if a new channel is created without specifying a valid hmac or cipher algorithm name.
Impact :

A remote attacker could cause the server to crash, resulting in a Denial of Service.
Workaround :

There is no known workaround at this time.


All SILC Server users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-im/silc-server-1.0.2-r1'

See Also

Plugin Details

Severity: Low

ID: 24829

File Name: gentoo_GLSA-200703-12.nasl

Version: $Revision: 1.12 $

Type: local

Published: 2007/03/16

Modified: 2015/04/17

Dependencies: 12634

Risk Information

Risk Factor: Low


Base Score: 3.3

Temporal Score: 3.3

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:P

Temporal Vector: CVSS2#E:ND/RL:U/RC:ND

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:silc-server, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2007/03/14

Vulnerability Publication Date: 2007/03/06

Reference Information

BID: 22846

OSVDB: 33887

GLSA: 200703-12