CVE-2021-22171

Severity CVSS v4.0:

Pending analysis

Type:

CWE-287 Authentication Issues

Publication date:

15/01/2021

Last modified:

22/01/2021

Description

Insufficient validation of authentication parameters in GitLab Pages for GitLab 11.5+ allows an attacker to steal a victim&#39;s API token if they click on a maliciously crafted link

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x

6.50

Severity 3.x

MEDIUM

Vector 2.0

AV:N/AC:M/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0

4.30

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:gitlab:gitlab:::::community:::*	11.5.0 (including)	13.5.6 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	11.5.0 (including)	13.5.6 (excluding)
cpe:2.3:a:gitlab:gitlab:::::community:::*	13.6.0 (including)	13.6.4 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	13.6.0 (including)	13.6.4 (excluding)
cpe:2.3:a:gitlab:gitlab:::::community:::*	13.7.0 (including)	13.7.2 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	13.7.0 (including)	13.7.2 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2021-22171

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools