VDB
CVE-2021-3345
CVE-2021-3345
REJECTED
_gcry_md_block_write in cipher/hash-common.c in Libgcrypt version 1.9.0 has a heap-based buffer overflow when the digest final function sets a large count value. It is recommended to upgrade to 1.9.1 or later.
EPSS 5.71% · 90.6th percentile
Risk Scores
EPSS Score
5.71%
90.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | libgcrypt20 | 1.6.5-2, 1.6.5-2ubuntu0.2, 1.6.5-2ubuntu0.3 |
| Ubuntu:Pro:14.04:LTS | libgcrypt11 | 1.5.3-2ubuntu4.1, 1.5.3-2ubuntu4.2, 1.5.3-2ubuntu4.3 |
| Ubuntu:18.04:LTS | libgcrypt20 | 1.7.8-2ubuntu1, 1.7.9-1, 1.8.1-4 |
| Ubuntu:20.04:LTS | libgcrypt20 | 0, 1.8.4-5ubuntu2, 1.8.5-3ubuntu1 |
Exploit Intelligence
- Actual working exploit for CVE-2021-3345 (github-poc-repo)
- Actual working exploit for CVE-2021-3345 (github-poc-repo)
- Actual working exploit for CVE-2021-3345 (github-poc-repo)
- Actual working exploit for CVE-2021-3345 (github-poc-repo)
- Actual working exploit for CVE-2021-3345 (github-poc-repo)
- Actual working exploit for CVE-2021-3345 (github-poc-repo)
- Actual working exploit for CVE-2021-3345 (github-poc)
- Actual working exploit for CVE-2021-3345 (github-poc)
- Actual working exploit for CVE-2021-3345 (github-poc)
- Actual working exploit for CVE-2021-3345 (github-poc)
…and 12 more exploits
Timeline
- Jan 29, 2021 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- May 13, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-3345 third-party-advisory
- https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git;a=commit;h=512c0c75276949f13b6373b5c04f7065af750b08 third-party-advisory
- https://gnupg.org third-party-advisory
- https://lists.gnupg.org/pipermail/gnupg-announce/2021q1/000455.html third-party-advisory
- https://lists.gnupg.org/pipermail/gnupg-announce/2021q1/000456.html third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-3345 third-party-advisory