CVE-2021-39880

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

05/10/2021

Last modified:

19/10/2022

Description

A Denial Of Service vulnerability in the apollo_upload_server Ruby gem in GitLab CE/EE all versions starting from 11.9 before 14.0.9, all versions starting from 14.1 before 14.1.4, and all versions starting from 14.2 before 14.2.2 allows an attacker to deny access to all users via specially crafted requests to the apollo_upload_server middleware.

Impact

Vector 3.x

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

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

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

Base Score 3.x

6.50

Severity 3.x

MEDIUM

Vector 2.0

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

Base Score: 4.00 MEDIUM
Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P

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

Base Score 2.0

4.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:gitlab:gitlab:::::community:::*	11.9.0 (excluding)	14.0.9 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	11.9.0 (including)	14.0.9 (excluding)
cpe:2.3:a:gitlab:gitlab:::::community:::*	14.1.0 (excluding)	14.1.4 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	14.1.0 (including)	14.1.4 (excluding)
cpe:2.3:a:gitlab:gitlab:::::community:::*	14.2.0 (including)	14.2.2 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	14.2.0 (including)	14.2.2 (excluding)

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

CVE-2021-39880

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools