Vulnerability Details : 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
Vulnerability category: Information leak
Products affected by CVE-2021-39947
- cpe:2.3:a:gitlab:gitlab_runner:*:*:*:*:*:*:*:*
- cpe:2.3:a:gitlab:gitlab_runner:*:*:*:*:*:*:*:*
- cpe:2.3:a:gitlab:gitlab_runner:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-39947
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 33 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-39947
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
1.6
|
3.6
|
GitLab Inc. | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-39947
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-39947
-
https://gitlab.com/gitlab-org/gitlab-runner/-/issues/28732
Not FoundBroken Link
-
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39947.json
2021/CVE-2021-39947.json · master · GitLab.org / cves · GitLabPatch;Third Party Advisory
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