VDB
CVE-2021-1679
CVE-2021-1679
PUBLISHED
CVSS 6.5 MEDIUM
Windows CryptoAPI Denial of Service Vulnerability
EPSS 10.01% · 93.2th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
EPSS Score
10.01%
93.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.0 |
| Microsoft | Windows Server version 20H2 | 10.0.0 |
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) | 6.0.0 |
| Microsoft | Windows Server, version 1909 (Server Core installation) | 10.0.0 |
| microsoft | windows_server_2012 | * |
| microsoft | windows_server_2019 | |
| Microsoft | Windows 10 Version 1803 | 10.0.0 |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.0 |
| microsoft | windows_10 | 1607, 20h2, 2004 |
| Microsoft | Windows Server 2012 R2 | 6.3.0 |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.0 |
| Microsoft | Windows 10 Version 1607 | 10.0.0 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.0 |
| microsoft | windows_7 | |
| Microsoft | Windows 10 Version 2004 | 10.0.0 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.0 |
| microsoft | windows_rt_8.1 | |
| Microsoft | Windows Server 2016 | 10.0.0 |
| Microsoft | Windows Server 2008 Service Pack 2 (Server Core installation) | 6.0.0 |
| microsoft | windows_8.1 |
…and 14 more
Exploit Intelligence
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1679 (circl)
- Windows CryptoAPI Denial of Service Vulnerability (circl)
- expl_cve_2021_1647.yar (github-yara)
- expl_cve_2021_1647.yar (github-yara)
- expl_cve_2021_1647.yar (github-yara)
- expl_cve_2021_1647.yar (github-yara)
- EXPL_CVE_2021_1647_Apr21_1.yar (github-yara)
- EXPL_CVE_2021_1647_Apr21_1.yar (github-yara)
- EXPL_CVE_2021_1647_Apr21_1.yar (github-yara)
- EXPL_CVE_2021_1647_Apr21_1.yar (github-yara)
…and 28 more exploits
Timeline
- Jan 12, 2021 CVE Published
- Apr 14, 2021 EPSS Score
- May 5, 2021 PoC Published
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
- Mar 11, 2023 EPSS Score