Critical severity · published Feb 9, 2022
CVE-2021-45331
An Authentication Bypass vulnerability exists in Gitea before 1.5.0, which could let a malicious user gain privileges
9.8
CVSS
1.4%
EPSS
No
On KEV
Description
An Authentication Bypass vulnerability exists in Gitea before 1.5.0, which could let a malicious user gain privileges. If captured, the TOTP code for the 2FA can be submitted correctly more than once.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
Gitea · Gitea
before 1.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-45331
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-45331
Release Notes
https://blog.gitea.io/2018/08/gitea-1.5.0-is-released/
Patch
https://github.com/go-gitea/gitea/pull/3878
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