GitLab 0.0 < 14.3.4 / 14.4 < 14.4.2 / 14.5 < 14.5.2 (CVE-2021-39947)

high Nessus Plugin ID 187600


The version of GitLab installed on the remote host is affected by a vulnerability.


The version of GitLab installed on the remote host is affected by a vulnerability, as follows:

- 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 (CVE-2021-39947)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.


Upgrade to GitLab version 14.3.4, 14.4.2, 14.5.2 or later.

See Also

Plugin Details

Severity: High

ID: 187600

File Name: gitlab_cve-2021-39947.nasl

Version: 1.0

Type: combined

Agent: unix

Family: CGI abuses

Published: 1/3/2024

Updated: 1/3/2024

Configuration: Enable thorough checks

Supported Sensors: Nessus Agent, Nessus

Risk Information


Risk Factor: Low

Score: 3.6


Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS Score Source: CVE-2021-39947


Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:gitlab:gitlab

Required KB Items: installed_sw/GitLab

Exploit Ease: No known exploits are available

Patch Publication Date: 12/10/2021

Vulnerability Publication Date: 12/10/2021

Reference Information

CVE: CVE-2021-39947