Vulnerability 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 (]).
CVSS Score
7.5
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Irssi | Irssi | < 0.8.21 |
| Debian | Debian Linux | 7.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2017/01/12/8Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/13/2Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/96581Third Party AdvisoryVDB Entry
- https://blog.fuzzing-project.org/55-Fuzzing-Irssi-with-Perl-Scripts.htmlExploitTechnical DescriptionThird Party Advisory
- https://irssi.org/security/irssi_sa_2017_01.txtPatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2017/12/msg00022.htmlMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/12/8Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/01/13/2Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/96581Third Party AdvisoryVDB Entry
- https://blog.fuzzing-project.org/55-Fuzzing-Irssi-with-Perl-Scripts.htmlExploitTechnical DescriptionThird Party Advisory
- https://irssi.org/security/irssi_sa_2017_01.txtPatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2017/12/msg00022.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2017-5356?
CVE-2017-5356 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 (]).
How severe is CVE-2017-5356?
CVE-2017-5356 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-5356?
Check the references section above for vendor advisories and patch information. Affected products include: Irssi Irssi, Debian Debian Linux.