Vulnerability Details : CVE-2020-13333
Potential exploit
A potential DOS vulnerability was discovered in GitLab versions 13.1, 13.2 and 13.3. The api to update an asset as a link from a release had a regex check which caused exponential number of backtracks for certain user supplied values resulting in high CPU usage.
Vulnerability category: Denial of service
Products affected by CVE-2020-13333
- cpe:2.3:a:gitlab:gitlab:13.1.0:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:13.1.0:*:*:*:enterprise:*:*:*
- cpe:2.3:a:gitlab:gitlab:13.2.0:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:13.2.0:*:*:*:enterprise:*:*:*
- cpe:2.3:a:gitlab:gitlab:13.3.0:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:13.3.0:*:*:*:enterprise:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-13333
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 51 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-13333
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:P |
8.0
|
2.9
|
NIST | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
2.8
|
1.4
|
GitLab Inc. | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
2.8
|
1.4
|
NIST |
CWE ids for CVE-2020-13333
-
The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-13333
-
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13333.json
2020/CVE-2020-13333.json · master · GitLab.org / cves · GitLabThird Party Advisory
-
https://hackerone.com/reports/870820
HackerOneExploit;Third Party Advisory
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