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CVE
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CVE-2009-4016

Date: (C)2010-02-04   (M)2015-12-16
 
CVSS Score: 6.8Access Vector: NETWORK
Exploitability Subscore: 8.6Access Complexity: MEDIUM
Impact Subscore: 6.4Authentication: NONE
 Confidentiality: PARTIAL
 Integrity: PARTIAL
 Availability: PARTIAL











Integer underflow in the clean_string function in irc_string.c in (1) IRCD-hybrid 7.2.2 and 7.2.3, (2) ircd-ratbox before 2.2.9, and (3) oftc-hybrid before 1.6.8, when flatten_links is disabled, allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a LINKS command.

Reference:
BID-37978
SECUNIA-38210
SECUNIA-38381
SECUNIA-38382
SECUNIA-38383
DSA-1980
http://lists.ratbox.org/pipermail/ircd-ratbox/2010-January/000891.html
http://security.debian.org/pool/updates/main/i/ircd-hybrid/ircd-hybrid_7.2.2.dfsg.2-4+lenny1.diff.gz
http://svn.ircd-hybrid.org:8000/viewcvs.cgi?rev=1044&view=rev
http://trac.oftc.net/projects/oftc-hybrid/browser/tags/oftc-hybrid-1.6.8/RELNOTES

CPE    2
cpe:/a:ircd-hybrid:ircd-hybrid:7.2.2
cpe:/a:ircd-hybrid:ircd-hybrid:7.2.3
CWE    1
CWE-189
OVAL    4
oval:org.secpod.oval:def:100769
oval:org.secpod.oval:def:600014
oval:org.mitre.oval:def:7105
oval:org.secpod.oval:def:100374
...

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