CVE-2009-1959 - irssi: off-by-one error in the event_wallops

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MEDIUM

irssi: off-by-one error in the event_wallops

Published Jun 6, 2009

5.0

MEDIUM

CVSS 2.0

EPSS 8.38%

Description

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

Remediation

No remediation recorded yet.

Weaknesses (2)

CWE-189

CWE-193

References (20)

http://bugs.irssi.org/index.php?do=details&task_id=662
x_refsource_CONFIRMExploitVendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
vendor-advisoryx_refsource_SUSE
http://secunia.com/advisories/35685
third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/35812
third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/36152
third-party-advisoryx_refsource_SECUNIA
http://www.irssi.org/ChangeLog
x_refsource_CONFIRMExploitVendor Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2009:133
vendor-advisoryx_refsource_MANDRIVA
http://www.openwall.com/lists/oss-security/2009/05/29/3
mailing-listx_refsource_MLIST
http://www.securityfocus.com/bid/35399
vdb-entryx_refsource_BID
http://www.securitytracker.com/id?1022410
vdb-entryx_refsource_SECTRACK
http://www.ubuntu.com/usn/usn-800-1
vendor-advisoryx_refsource_UBUNTU
http://www.vupen.com/english/advisories/2009/1596
vdb-entryx_refsource_VUPEN
http://xorl.wordpress.com/2009/05/28/irssi-event_wallops-off-by-one-readwrite/
x_refsource_MISCExploit
https://access.redhat.com/security/cve/CVE-2009-1959
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=504554
Issue Tracking
https://euvd.enisa.europa.eu/vulnerability/EUVD-2009-1954
Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/51184
vdb-entryx_refsource_XF
https://nvd.nist.gov/vuln/detail/CVE-2009-1959
https://www.cve.org/CVERecord?id=CVE-2009-1959
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00146.html
vendor-advisoryx_refsource_FEDORA

Link	Providers	Tags
http://bugs.irssi.org/index.php?do=details&task_id=662		x_refsource_CONFIRMExploitVendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html		vendor-advisoryx_refsource_SUSE
http://secunia.com/advisories/35685		third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/35812		third-party-advisoryx_refsource_SECUNIA
http://secunia.com/advisories/36152		third-party-advisoryx_refsource_SECUNIA
http://www.irssi.org/ChangeLog		x_refsource_CONFIRMExploitVendor Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2009:133		vendor-advisoryx_refsource_MANDRIVA
http://www.openwall.com/lists/oss-security/2009/05/29/3		mailing-listx_refsource_MLIST
http://www.securityfocus.com/bid/35399		vdb-entryx_refsource_BID
http://www.securitytracker.com/id?1022410		vdb-entryx_refsource_SECTRACK
http://www.ubuntu.com/usn/usn-800-1		vendor-advisoryx_refsource_UBUNTU
http://www.vupen.com/english/advisories/2009/1596		vdb-entryx_refsource_VUPEN
http://xorl.wordpress.com/2009/05/28/irssi-event_wallops-off-by-one-readwrite/		x_refsource_MISCExploit
https://access.redhat.com/security/cve/CVE-2009-1959		Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=504554		Issue Tracking
https://euvd.enisa.europa.eu/vulnerability/EUVD-2009-1954		Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/51184		vdb-entryx_refsource_XF
https://nvd.nist.gov/vuln/detail/CVE-2009-1959
https://www.cve.org/CVERecord?id=CVE-2009-1959
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00146.html		vendor-advisoryx_refsource_FEDORA