CVE-2017-5193
7.5
HIGH
CVSS 3.1
EPSS 1.9%
Description
The nickcmp function in Irssi before 0.8.21 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a message without a nick.
How to fix CVE-2017-5193
To remediate CVE-2017-5193, upgrade the affected package to a fixed version below.
- Alpine/irssi—upgrade to 0.8.21-r0 or later
- Debian/irssi—upgrade to 0.8.21-1 or later
Is CVE-2017-5193 being exploited?
Low — EPSS is 1.9%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.8.21-r0
- from 0, < 0.8.21-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |