CVE-2021-39947 - In specific circumstances, trace file buffers in GitLab Runner versions up to 14.3.4, 14.4 to 14.4.2

CVE-2021-39947

Summary

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

References

https://gitlab.com/gitlab-org/gitlab-runner/-/issues/28732
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39947.json

Vulnerable Configurations

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

CVSS

Base:	4.3 (as of 08-08-2023 - 14:22)
Impact:
Exploitability:

CWE

NVD-CWE-noinfo

CAPEC

Access

Vector	Complexity	Authentication
NETWORK	MEDIUM	NONE

Impact

Confidentiality	Integrity	Availability
NONE	PARTIAL	NONE

cvss-vector via4

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

Last major update

08-08-2023 - 14:22

Published

06-06-2022 - 17:15

Last modified

08-08-2023 - 14:22