CVE-2021-41379 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	5.5 MEDIUM	LOCAL	LOW	LOW	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
microsoft	CNA	5.5 MEDIUM				CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

Base Score

CVSS 3.x

EPSS Score

Percentile: 78%

Affected Products (NVD)

Vendor	Product	Version
microsoft	windows_10_1507	𝑥 < 10.0.10240.19119
microsoft	windows_10_1607	𝑥 < 10.0.14393.4770
microsoft	windows_10_1809	𝑥 < 10.0.17763.2300
microsoft	windows_10_1909	𝑥 < 10.0.18363.1916
microsoft	windows_10_2004	𝑥 < 10.0.19041.1348
microsoft	windows_10_20h2	𝑥 < 10.0.19042.1348
microsoft	windows_10_21h1	𝑥 < 10.0.19043.1348
microsoft	windows_11_21h2	𝑥 < 10.0.22000.318
microsoft	windows_7	-
microsoft	windows_8.1	-
microsoft	windows_rt_8.1	-
microsoft	windows_server_2004	𝑥 < 10.0.19041.1348
microsoft	windows_server_2008	-
microsoft	windows_server_2012	-
microsoft	windows_server_2016	𝑥 < 10.0.14393.4770
microsoft	windows_server_2019	𝑥 < 10.0.17763.2300
microsoft	windows_server_2022	𝑥 < 10.0.20348.350
microsoft	windows_server_20h2	𝑥 < 10.0.19042.1348

𝑥

= Vulnerable software versions

Windows Releases

Platform

Version

Windows 10

(x64, x86)	KB5007207
1607 (x64, x86)	KB5007192
1809 (arm64, x64, x86)	KB5007206
1909 (arm64, x64, x86)	KB5007189
2004 (arm64, x64, x86)	KB5007186
20H2 (arm64, x86)	KB5007186
21H1 (arm64, x64, x86)	KB5007186

Windows 11

21H2 (arm64, x64)

KB5007215

Windows 7

Service Pack 1 (x64, x86)

KB5007236

Windows 8.1

(x64, x86)

KB5007255

Windows RT 8.1

All

KB5007247

Windows Server

2004 Server Core	KB5007186
20H2 Server Core	KB5007186

Windows Server 2008

Service Pack 2 (x64, x86)	KB5007263
Service Pack 2 Server Core (x64, x86)	KB5007263

Windows Server 2008 R2

Service Pack 1 (x64)	KB5007236
Service Pack 1 Server Core (x64)	KB5007236

Windows Server 2012

Server Core	KB5007260
Standard	KB5007260

Windows Server 2012 R2

Server Core	KB5007255
Standard	KB5007255

Windows Server 2016

Server Core	KB5007192
Standard	KB5007192

Windows Server 2019

Server Core	KB5007206
Standard	KB5007206

Windows Server 2022

Server Core	KB5007205
Standard	KB5007205

Common Weakness Enumeration

CWE-59 - Improper Link Resolution Before File Access ('Link Following')
The software attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41379

https://www.zerodayinitiative.com/advisories/ZDI-21-1308/

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41379

https://www.zerodayinitiative.com/advisories/ZDI-21-1308/

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-41379