Home/CVE/Use-after-free vulnerability in Irssi before 0.8.21 allows remote attackers to cause a denial of service (crash) via an
CVE

CVE-2017-5194

Use-after-free vulnerability in Irssi before 0.8.21 allows remote attackers to cause a denial of service (crash) via an

Use-after-free vulnerability in Irssi before 0.8.21 allows remote attackers to cause a denial of service (crash) via an invalid nick message.

HIGH · CVSS 7.5 EPSS 0.0187
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

2
irssi< 0.8.21
debian linuxall versions
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Mar 2017 · 03:59 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

4
suse-csafopenSUSE-SU-2024:10865-1
usnUSN-3184-1
suse-csafopenSUSE-SU-2017:0093-1
suse-csafopenSUSE-SU-2017:0094-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2017/01/06/1Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/95310Third Party AdvisoryVDB Entry
https://irssi.org/security/irssi_sa_2017_01.txtPatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00022.htmlMailing ListThird Party Advisory
https://security.gentoo.org/glsa/201701-45Third Party Advisory
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