SB2017102204 - Out-of-bounds read in Irssi
Published: October 22, 2017 Updated: July 28, 2020
Security Bulletin ID
SB2017102204
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2017-15722)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
In certain cases, Irssi before 1.0.5 may fail to verify that a Safe channel ID is long enough, causing reads beyond the end of the string.
Remediation
Install update from vendor's website.