Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 4 |
| CVE-ID | CVE-2024-1250 CVE-2023-6840 CVE-2023-6386 CVE-2024-1066 |
| CWE-ID | CWE-284 CWE-185 CWE-400 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
GitLab Enterprise Edition Universal components / Libraries / Software for developers Gitlab Community Edition Universal components / Libraries / Software for developers |
| Vendor | GitLab, Inc |
Security Bulletin
This security bulletin contains information about 4 vulnerabilities.
1) Improper access control
EUVDB-ID: #VU86249
Risk: Low
CVSSv4.0: 6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2024-1250
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote administrator can create group access tokens with Owner privileges and gain elevated privileges on the system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsGitLab Enterprise Edition: 16.8.0 - 16.8.1
CPE2.3 External linkshttps://about.gitlab.com/releases/2024/02/07/security-release-gitlab-16-8-2-released/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Improper access control
EUVDB-ID: #VU86250
Risk: Low
CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2023-6840
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions within block_branch_modification setting. A remote administrator can change the name of a protected branch that bypasses the security policy added to block MR.
MitigationInstall updates from vendor's website.
Vulnerable software versionsGitLab Enterprise Edition: 16.4.0 - 16.8.1
CPE2.3- cpe:2.3:a:gitlab:gitlab-ee:16.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:gitlab:gitlab-ee:16.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:gitlab:gitlab-ee:16.4.2:*:*:*:*:*:*:*
https://gitlab.com/gitlab-org/gitlab/-/issues/435500
https://hackerone.com/reports/2280292
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Incorrect Regular Expression
EUVDB-ID: #VU86251
Risk: Medium
CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2023-6386
CWE-ID:
CWE-185 - Incorrect Regular Expression
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient input validation when processing regular expressions in CI/CD Pipeline Editor while verifying Pipeline syntax. A remote user can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsGitlab Community Edition: 15.11.0 - 16.8.1
GitLab Enterprise Edition: 15.11.0 - 16.8.1
CPE2.3- cpe:2.3:a:gitlab:gitlab:15.11.0:*:*:*:*:*:*:*
- cpe:2.3:a:gitlab:gitlab:15.11.1:*:*:*:*:*:*:*
- cpe:2.3:a:gitlab:gitlab:15.11.2:*:*:*:*:*:*:*
- cpe:2.3:a:gitlab:gitlab-ee:15.11.0:*:*:*:*:*:*:*
- cpe:2.3:a:gitlab:gitlab-ee:15.11.1:*:*:*:*:*:*:*
- cpe:2.3:a:gitlab:gitlab-ee:15.11.2:*:*:*:*:*:*:*
https://about.gitlab.com/releases/2024/02/07/security-release-gitlab-16-8-2-released/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
4) Resource exhaustion
EUVDB-ID: #VU86252
Risk: Medium
CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2024-1066
CWE-ID:
CWE-400 - Resource exhaustion
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when using GraphQL "vulnerabilitiesCountByDay". A remote user can trigger resource exhaustion and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsGitLab Enterprise Edition: 13.3.0 - 16.8.1
CPE2.3- cpe:2.3:a:gitlab:gitlab-ee:13.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:gitlab:gitlab-ee:13.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:gitlab:gitlab-ee:13.3.2:*:*:*:*:*:*:*
https://gitlab.com/gitlab-org/gitlab/-/issues/420341
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
