Vulnerability Details : CVE-2009-1959
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.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2009-1959
Probability of exploitation activity in the next 30 days: 5.80%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 92 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2009-1959
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2009-1959
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2009-1959
-
http://bugs.irssi.org/index.php?do=details&task_id=662
Exploit;Vendor Advisory
-
http://www.irssi.org/ChangeLog
Exploit;Vendor Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
[security-announce] SUSE Security Summary Report: SUSE-SR:2009:012 - openSUSE Security Announce - openSUSE Mailing Lists
-
http://www.ubuntu.com/usn/usn-800-1
-
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00146.html
-
http://www.vupen.com/english/advisories/2009/1596
-
http://www.securityfocus.com/bid/35399
-
https://exchange.xforce.ibmcloud.com/vulnerabilities/51184
-
http://www.openwall.com/lists/oss-security/2009/05/29/3
-
http://xorl.wordpress.com/2009/05/28/irssi-event_wallops-off-by-one-readwrite/
Exploit
-
http://www.securitytracker.com/id?1022410
-
http://www.mandriva.com/security/advisories?name=MDVSA-2009:133
Products affected by CVE-2009-1959
- cpe:2.3:a:irssi:irssi:0.8.13:*:*:*:*:*:*:*