Vulnerability Details : CVE-2021-39873
In all versions of GitLab CE/EE, there exists a content spoofing vulnerability which may be leveraged by attackers to trick users into visiting a malicious website by spoofing the content in an error response.
Products affected by CVE-2021-39873
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
- cpe:2.3:a:gitlab:gitlab:4.3.0:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:4.3.0:*:*:*:enterprise:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-39873
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 36 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-39873
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
2.8
|
1.4
|
GitLab Inc. | |
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N |
2.8
|
1.4
|
NIST |
References for CVE-2021-39873
-
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39873.json
2021/CVE-2021-39873.json · master · GitLab.org / cves · GitLabVendor Advisory
-
https://hackerone.com/reports/504961
Sign inPermissions Required;Third Party Advisory
Jump to