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

CVSS v3 7.5 HIGH
CVSS v2.0 4.3 MEDIUM

7.5^/10

CVSS v3 : HIGH

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

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:P/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

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

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:gitlab:gitlab_runner::::::::
	cpe:2.3:a:gitlab:gitlab_runner::::::::
	cpe:2.3:a:gitlab:gitlab_runner::::::::

History

08 Aug 2023, 14:22

Type	Values Removed	Values Added
CWE	~~CWE-200~~	NVD-CWE-noinfo

Information

Published : 2022-06-06 17:15

Updated : 2024-02-28 19:09

NVD link : CVE-2021-39947

Mitre link : CVE-2021-39947

CVE.ORG link : CVE-2021-39947

JSON object : View

Products Affected

gitlab

gitlab_runner

CWE

NVD-CWE-noinfo

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