CVE-2009-1959

23Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendepss 8.4%

from disclosure to weapon0 days

Published on NVDJun 6

1st PoCMay 15

exploitation probability

8.4%top 6% of all CVEs

observed exploitation

nono source reports it

1 public exploit(s)

Off-by-one error in the event_wallops function in fe-common/irc/fe-events.c in irssi 0.8.13 allows remote IRC servers to cause a denial of service (crash) via an empty command, which triggers a one-byte buffer under-read and a one-byte buffer underflow.

Affected products

n/a · n/a

public PoCs found — 1✓ VexDay Proof

exploitdb✓ VexDay Proofwww.exploit-db.com/exploits/33041

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

http://bugs.irssi.org/index.php?do=details&task_id=662 http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html http://secunia.com/advisories/35685 http://secunia.com/advisories/35812 http://secunia.com/advisories/36152 https://exchange.xforce.ibmcloud.com/vulnerabilities/51184 https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00146.html http://www.irssi.org/ChangeLog http://www.mandriva.com/security/advisories?name=MDVSA-2009:133 http://www.openwall.com/lists/oss-security/2009/05/29/3 http://www.securityfocus.com/bid/35399 http://www.securitytracker.com/id?1022410