An issue was discovered in InspIRCd 2 before 2.0.29 and 3 before 3.6.0. The pgsql module contains a use after free vulnerability. When combined with the sqlauth or sqloper modules, this vulnerability can be used for remote crashing of an InspIRCd server by any user able to connect to a server.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25269
Reference (s):
- DEBIAN:DSA-4764
- URL: https://www.debian.org/security/2020/dsa-4764
- https://docs.inspircd.org/security/2020-01/
- https://github.com/inspircd/inspircd/compare/426d1c8 b3f1db9
- https://github.com/inspircd/inspircd/compare/v2.0.28 07d7dea