CVE Vulnerability

CVE-2021-43414

An issue was discovered in GNU Hurd before 0.9 20210404-9. The use of an authentication protocol in the proc server is vulnerable to man-in-the-middle attacks, which can be exploited for local privilege escalation to get full root access.

6.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.4 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

7 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.mail-archive.com/bug-hurd@gnu.org/msg32114.html Exploit Vendor Advisory
https://lists.gnu.org/archive/html/bug-hurd/2021-05/msg00079.html Exploit Mailing List
Configurations

Configuration 1

cpe:2.3:a:gnu:hurd:*:*:*:*:*:*:*:*
Information

Published : 2021-11-07 06:15

Updated : 2021-11-09 06:43

NVD link : CVE-2021-43414

Mitre link : CVE-2021-43414

Products Affected
No products.
CWE
CWE-863