CVE-2021-39908

Severity CVSS v4.0:

Pending analysis

Type:

CWE-94 Code Injection

Publication date:

01/04/2022

Last modified:

30/09/2022

Description

In all versions of GitLab CE/EE starting from 0.8.0 before 14.2.6, all versions starting from 14.3 before 14.3.4, and all versions starting from 14.4 before 14.4.1 certain Unicode characters can be abused to commit malicious code into projects without being noticed in merge request or source code viewer UI.

Impact

Vector 3.x

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

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

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

Base Score 3.x

7.50

Severity 3.x

HIGH

Vector 2.0

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

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

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

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:gitlab:gitlab:::::community:::*	0.8.0 (including)	14.2.6 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	0.8.0 (including)	14.2.6 (excluding)
cpe:2.3:a:gitlab:gitlab:::::community:::*	14.3.0 (including)	14.3.4 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	14.3.0 (including)	14.3.4 (excluding)
cpe:2.3:a:gitlab:gitlab:14.4.0::::community:::
cpe:2.3:a:gitlab:gitlab:14.4.0::::enterprise:::

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

CVE-2021-39908

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools