CVE-2019-20918 json
An issue was discovered in InspIRCd 3 before 3.1.0.
published 2020-09-11 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-11451
- cvss
- 6.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.5%
- EPSS 1.5% chance of exploitation in 30 days, percentile 74%
- public exploits
- 0
- none known
Summary
An issue was discovered in InspIRCd 3 before 3.1.0. The silence module contains a use after free vulnerability. This vulnerability can be used for remote crashing of an InspIRCd server by any user able to fully connect to a server.
Patch / fix
- inspircd inspircd 3.1.0
Exploit prediction
1.49% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:L/Au:S/C:N/I:N/A:C |
Classification
- Weakness
-
- CWE-416 Use After Free
References
-
github.com
/inspircd/inspircd/commit/bcd65de1ec4bb71591ae417fee649d7ecd37cd57
patch, third-party-advisory
-
github.com
/inspircd/inspircd/commit/7b47de3c194f239c5fea09a0e49696c9af017d51
patch, third-party-advisory
-
docs.inspircd.org
/security/2019-01/
vendor-advisory
Sources
- CVE List CVE-2019-20918
- NVD CVE-2019-20918
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