VDB
CVE-2021-32558
CVE-2021-32558
PUBLISHED
An issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur.
EPSS 2.88% · 86.5th percentile
Risk Scores
EPSS Score
2.88%
86.5th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:25.10 | asterisk | 1:22.5.2~dfsg+~cs6.15.60671435-1, *, 0 |
| Ubuntu:22.04:LTS | asterisk | 1:18.10.0~dfsg+~cs6.10.40431411-2, 0, 1:16.16.1~dfsg-2 |
| Ubuntu:18.04:LTS | asterisk | 0, 1:13.17.2~dfsg-2ubuntu1, 1:13.18.3~dfsg-1ubuntu1 |
| Ubuntu:20.04:LTS | asterisk | 1:16.2.1~dfsg-2build2, 1:16.2.1~dfsg-2build3, 1:16.2.1~dfsg-2ubuntu1 |
| Ubuntu:Pro:16.04:LTS | asterisk | 0, 1:13.1.0~dfsg-1.1ubuntu3, 1:13.1.0~dfsg-1.1ubuntu4 |
| Ubuntu:24.04:LTS | asterisk | 1:20.4.0~dfsg+~cs6.13.40431414-2, 1:20.6.0~dfsg+~cs6.13.40431414-2build5, 1:20.5.0~dfsg+~cs6.13.40431414-1 |
Timeline
- Jul 22, 2021 CVE Published
- Jul 27, 2021 EPSS Score
- Aug 8, 2021 EPSS Score
- Sep 24, 2021 EPSS Score
- Nov 22, 2021 EPSS Score
- Jan 20, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 18, 2022 EPSS Score
- Nov 13, 2022 EPSS Score
- Jan 11, 2023 EPSS Score
- Mar 11, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-32558 third-party-advisory
- https://downloads.asterisk.org/pub/security/AST-2021-008.html third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-32558 third-party-advisory