CVE-2017-5356

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Irssi before 0.8.21 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a string containing a formatting sequence (%[) without a closing bracket (]).

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-125

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://www.openwall.com/lists/oss-security/2017/01/12/8Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/01/13/2Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/96581Third Party Advisory, VDB Entry
https://blog.fuzzing-project.org/55-Fuzzing-Irssi-with-Perl-Scripts.htmlExploit, Technical Description, Third Party Advisory
https://irssi.org/security/irssi_sa_2017_01.txtPatch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00022.htmlMailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/01/12/8Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/01/13/2Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/96581Third Party Advisory, VDB Entry
https://blog.fuzzing-project.org/55-Fuzzing-Irssi-with-Perl-Scripts.htmlExploit, Technical Description, Third Party Advisory
https://irssi.org/security/irssi_sa_2017_01.txtPatch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00022.htmlMailing List, Third Party Advisory

Timeline

Published: Mar 3, 2017
Last modified: Jun 17, 2026
NVD status: Modified

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