CVE-2009-4016

Severity

68%

Complexity

86%

Confidentiality

106%

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.

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.

CVSS 2.0 Base Score 6.8. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P).

Overview

Type

IRCD-Hybrid ircd-hybrid

First reported 15 years ago

2010-02-04 20:15:00

Last updated 15 years ago

2010-02-05 05:00:00

Affected Software

IRCD-Hybrid ircd-hybrid 7.2.2

7.2.2

IRCD-Hybrid ircd-hybrid 7.2.3

7.2.3

References

[ircd-ratbox] 20100125 ircd-ratbox-2.2.9 released

38210

Vendor Advisory

38381

Vendor Advisory

38382

Vendor Advisory

38383

Vendor Advisory

http://security.debian.org/pool/updates/main/i/ircd-hybrid/ircd-hybrid_7.2.2.dfsg.2-4+lenny1.diff.gz

Patch

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

DSA-1980

Patch

37978

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