Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 4 |
| CVE-ID | CVE-2023-7028 CVE-2023-5356 CVE-2023-6955 CVE-2023-2030 |
| CWE-ID | CWE-284 CWE-285 CWE-20 |
| Exploitation vector | Network |
| Public exploit | Public exploit code for vulnerability #1 is available. |
| Vulnerable software Subscribe |
Gitlab Community Edition Universal components / Libraries / Software for developers GitLab Enterprise 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: #VU85319
Risk: High
CVSSv3.1: 9.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N/E:F/RL:O/RC:C]
CVE-ID: CVE-2023-7028
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote attacker can deliver user account password reset emails to an unverified email address.
MitigationInstall updates from vendor's website.
Vulnerable software versionsGitlab Community Edition: 16.1.0 - 16.7.1
GitLab Enterprise Edition: 16.1.0 - 16.7.1
External linkshttp://about.gitlab.com/releases/2024/01/11/critical-security-release-gitlab-16-7-2-released/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.
2) Improper Authorization
EUVDB-ID: #VU85321
Risk: Medium
CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-5356
CWE-ID:
CWE-285 - Improper Authorization
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to incorrect authorization checks. A remote user can abuse Slack/Mattermost integrations to execute slash commands as another user.
MitigationInstall updates from vendor's website.
Vulnerable software versionsGitlab Community Edition: 8.13 - 16.7.1
GitLab Enterprise Edition: 8.13.0 - 16.7.1
External linkshttp://about.gitlab.com/releases/2024/01/11/critical-security-release-gitlab-16-7-2-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.
3) Improper access control
EUVDB-ID: #VU85323
Risk: Low
CVSSv3.1: 5.8 [CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-6955
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 in GitLab Remote Development. A remote administrator can create a workspace in one group that is associated with an agent from another group.
MitigationInstall updates from vendor's website.
Vulnerable software versionsGitlab Community Edition: 0.1.5 - 16.7.1
GitLab Enterprise Edition: 6.2.0 - 16.7.1
External linkshttp://about.gitlab.com/releases/2024/01/11/critical-security-release-gitlab-16-7-2-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.
4) Input validation error
EUVDB-ID: #VU85325
Risk: Low
CVSSv3.1: 3.1 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2023-2030
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to commit signature validation ignores headers after signature. A remote user can modify the metadata of signed commits.
MitigationInstall updates from vendor's website.
Vulnerable software versionsGitlab Community Edition: 12.2.0 - 16.7.1
GitLab Enterprise Edition: 12.2.0 - 16.7.1
External linkshttp://about.gitlab.com/releases/2024/01/11/critical-security-release-gitlab-16-7-2-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.
