VDB
CVE-2020-25657
CVE-2020-25657
PUBLISHED
A flaw was found in all released versions of m2crypto, where they are vulnerable to Bleichenbacher timing attacks in the RSA decryption API via the timed processing of valid PKCS#1 v1.5 Ciphertext. The highest threat from this vulnerability is to confidentiality.
EPSS 0.31% · 54.2th percentile
Risk Scores
EPSS Score
0.31%
54.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:25.10 | m2crypto | 0, 0.42.0-3, 0.42.0-2.1build1 |
| Ubuntu:22.04:LTS | m2crypto | 0.38.0-1ubuntu3, 0, 0.38.0-1ubuntu5 |
| Ubuntu:14.04:LTS | m2crypto | 0.21.1-3ubuntu4, 0.21.1-3ubuntu5, 0.21.1-3ubuntu3 |
| Ubuntu:16.04:LTS | m2crypto | 0.22.6~rc4-1ubuntu1, 0, 0.21.1-3ubuntu5 |
| Ubuntu:20.04:LTS | m2crypto | 0, 0.31.0-6build1, 0.31.0-7 |
| Ubuntu:18.04:LTS | m2crypto | 0, 0.27.0-2, 0.27.0-4 |
| Ubuntu:24.04:LTS | m2crypto | 0.38.0-4.1, 0.40.1-0ubuntu1, 0.40.1-1 |
Exploit Intelligence
Timeline
- Jan 12, 2021 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-25657 third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1889823 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-25657 third-party-advisory