CVE-2021-1679
published 2021-01-12CVE-2021-1679: Windows CryptoAPI Denial of Service Vulnerability Windows CryptoAPI Denial of Service Vulnerability
medium6.5CVSS 3.1
AVNACLPRNUIRSUCNINAH
EPSS
3.47%
87.7th percentile
Windows CryptoAPI Denial of Service Vulnerability
Windows CryptoAPI Denial of Service Vulnerability
Affected
35 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10_version_1507 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1607 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1803 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1809 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_1909 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_2004 | >= 10.0.0 < publication | publication |
| microsoft | windows_10_version_20h2 | >= 10.0.0 < publication | publication |
| microsoft | windows_7 | >= 6.1.0 < publication | publication |
| microsoft | windows_7_service_pack_1 | >= 6.1.0 < publication | publication |
| microsoft | windows_8.1 | >= 6.3.0 < publication | publication |
| microsoft | windows_server_2008_r2_service_pack_1 | >= 6.0.0 < publication | publication |
| microsoft | windows_server_2008_r2_service_pack_1 | >= 6.1.0 < publication | publication |
| microsoft | windows_server_2008_service_pack_2 | >= 6.0.0 < publication | publication |
| microsoft | windows_server_2012 | >= 6.2.0 < publication | publication |
| microsoft | windows_server_2012_r2 | >= 6.3.0 < publication | publication |
| microsoft | windows_server_2016 | >= 10.0.0 < publication | publication |
| microsoft | windows_server_2019 | >= 10.0.0 < publication | publication |
| microsoft | windows_server_version_2004 | >= 10.0.0 < publication | publication |
| microsoft | windows_server_version_20h2 | >= 10.0.0 < publication | publication |
| msrc | windows_10 | — | — |
| msrc | windows_10_version_1607 | — | — |
| msrc | windows_10_version_1803 | — | — |
| msrc | windows_10_version_1809 | — | — |
| msrc | windows_10_version_1909 | — | — |
| msrc | windows_10_version_2004 | — | — |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
cvelistv56.5MEDIUM
vendor_msrc6.5MEDIUM
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
CVEList
Windows CryptoAPI Denial of Service Vulnerability
cvelistv5·2021-01-12·CVSS 6.5
CVE-2021-1679 [MEDIUM] Windows CryptoAPI Denial of Service Vulnerability
Windows CryptoAPI Denial of Service Vulnerability
Windows CryptoAPI Denial of Service Vulnerability
Microsoft
Windows CryptoAPI Denial of Service Vulnerability
vendor_msrc·2021-01-12·CVSS 6.5
CVE-2021-1679 [MEDIUM] Windows CryptoAPI Denial of Service Vulnerability
Windows CryptoAPI Denial of Service Vulnerability
Windows CryptoAPI: Windows CryptoAPI
Microsoft: Microsoft
Customer Action Required: Yes
Impact: Denial of Service
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely;DOS:N/A
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4598242
Reference: https://support.microsoft.com/help/4598242
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4598245
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4598230
Reference: https://support.microsoft.com/help/4598230
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4598229
Reference: https://support.microsoft.com
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-01-12
Published