High severity · published Oct 5, 2021
CVE-2021-39893
A potential DOS vulnerability was discovered in GitLab starting with version 9.1 that allowed parsing files without authorisation
7.5
CVSS
1.3%
EPSS
No
On KEV
Description
A potential DOS vulnerability was discovered in GitLab starting with version 9.1 that allowed parsing files without authorisation.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
GitLab · GitLab
9.1.0 before 14.1.7; 9.1.0 before 14.1.7; 14.2.0 before 14.2.5; 14.2.0 before 14.2.5; 14.3.0 before 14.3.1; 14.3.0 before 14.3.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-39893
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-39893
Vendor Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39893.json
Broken Link
https://gitlab.com/gitlab-org/gitlab/-/issues/340076
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