Vulnerability Details : CVE-2023-6688
An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.11 prior to 16.11.2. A problem with the processing logic for Google Chat Messages integration may lead to a regular expression DoS attack on the server.
Vulnerability category: Denial of service
Products affected by CVE-2023-6688
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-6688
0.31%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 53 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-6688
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
N/A
|
N/A
|
GitLab Inc. | 2024-05-13 |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
GitLab Inc. | 2024-05-14 |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST | 2024-12-12 |
CWE ids for CVE-2023-6688
-
The product does not properly control the allocation and maintenance of a limited resource.Assigned by: cve@gitlab.com (Secondary)
-
The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles.Assigned by:
- cve@gitlab.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2023-6688
-
https://gitlab.com/gitlab-org/gitlab/-/issues/434854
Not FoundBroken Link
-
https://hackerone.com/reports/2270362
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