CVE Vulnerability

CVE-2021-39947

In specific circumstances, trace file buffers in GitLab Runner versions up to 14.3.4, 14.4 to 14.4.2, and 14.5 to 14.5.2 would re-use the file descriptor 0 for multiple traces and mix the output of several jobs

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://gitlab.com/gitlab-org/gitlab-runner/-/issues/28732 Broken Link
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39947.json Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:gitlab:gitlab_runner:*:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab_runner:*:*:*:*:*:*:*:*
cpe:2.3:a:gitlab:gitlab_runner:*:*:*:*:*:*:*:*
Information

Published : 2022-06-06 05:15

Updated : 2022-06-13 05:52

NVD link : CVE-2021-39947

Mitre link : CVE-2021-39947

Products Affected
No products.
CWE
CWE-200