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MitreCVE-2021-43414

HistoryNov 07, 2021 - 6:15 p.m.

CVE-2021-43414

2021-11-0718:15:07

CWE-287

mitre

web.nvd.nist.gov

cve-2021-43414

gnu hurd

vulnerability

local privilege escalation

nvd

CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

Percentile

5.1%

JSON

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.

Affected configurations

Nvd

Node

gnuhurdRange<0.9.20210404-9

VendorProductVersionCPE
gnuhurd*cpe:2.3:a:gnu:hurd:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
gnu	hurd	*	cpe:2.3:a:gnu:hurd::::::::

References

lists.gnu.org/archive/html/bug-hurd/2021-05/msg00079.html

www.mail-archive.com/bug-hurd%40gnu.org/msg32114.html

CVSS2

6.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

Percentile

5.1%

JSON

Related for CVE-2021-43414