VDB
CVE-2020-23911
CVE-2020-23911
PUBLISHED
An issue was discovered in asn1c through v0.9.28. A NULL pointer dereference exists in the function _default_error_logger() located in asn1fix.c. It allows an attacker to cause Denial of Service.
EPSS 0.04% · 14.2th percentile
Risk Scores
EPSS Score
0.04%
14.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:24.04:LTS | asn1c | 0.9.28+dfsg-5, 0 |
| Ubuntu:18.04:LTS | asn1c | 0.9.28+dfsg-2, 0 |
| Ubuntu:22.04:LTS | asn1c | 0.9.28+dfsg-3, 0 |
| Ubuntu:16.04:LTS | asn1c | 0.9.24+dfsg-1, 0 |
| Ubuntu:20.04:LTS | asn1c | 0, 0.9.28+dfsg-3 |
| Ubuntu:25.10 | asn1c | *, 0 |
Exploit Intelligence
- https://github.com/vlm/asn1c/issues/394 (nist-nvd)
Timeline
- Jul 18, 2023 CVE Published
- Jul 19, 2023 EPSS Score
- Aug 22, 2023 EPSS Score
- Sep 26, 2023 EPSS Score
- Oct 30, 2023 EPSS Score
- Dec 3, 2023 EPSS Score
- Jan 7, 2024 EPSS Score
- Feb 10, 2024 EPSS Score
- Mar 15, 2024 EPSS Score
- Apr 19, 2024 EPSS Score
- May 23, 2024 EPSS Score
- Jun 26, 2024 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-23911 third-party-advisory
- https://github.com/vlm/asn1c/issues/394 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-23911 third-party-advisory