What’s Vulnerable › Vulnerabilities

CVE-2018-5205

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-01-06 · updated 2026-06-17
• Weakness: CWE-134

Description

When using incomplete escape codes, Irssi before 1.0.6 may access data beyond the end of the string.

Affected products

• Canonical Ubuntu Linux: 14.04, 16.04, 17.04, 17.10
• Debian Linux: 9.0
• Irssi: before 1.0.6 — fixed in 1.0.6

How to fix

Upgrade to a fixed version: Irssi 1.0.6. Check the vendor advisory for mitigations.

References

• https://irssi.org/security/irssi_sa_2018_01.txt
• https://usn.ubuntu.com/3527-1/
• https://www.debian.org/security/2018/dsa-4162
• https://irssi.org/security/irssi_sa_2018_01.txt
• https://usn.ubuntu.com/3527-1/
• https://www.debian.org/security/2018/dsa-4162

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