CVE Vulnerability

CVE-2020-13333

A potential DOS vulnerability was discovered in GitLab versions 13.1, 13.2 and 13.3. The api to update an asset as a link from a release had a regex check which caused exponential number of backtracks for certain user supplied values resulting in high CPU usage.

4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

4.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13333.json Third Party Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/218753 Broken Link
https://hackerone.com/reports/870820 Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:gitlab:gitlab:13.3.0:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:13.3.0:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:13.2.0:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:13.2.0:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:13.1.0:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:13.1.0:*:*:*:community:*:*:*
Information

Published : 2020-10-06 07:15

Updated : 2020-10-29 08:15

NVD link : CVE-2020-13333

Mitre link : CVE-2020-13333

Products Affected
No products.
CWE
CWE-400