CVE-2021-45331
CRITICALCVSS 9.8/10EPSS 1.30%
Last modified
CVE-2021-45331 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 1.30% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gitea | Gitea | < 1.5.0 |
References
- https://blog.gitea.io/2018/08/gitea-1.5.0-is-released/Release Notes, Vendor Advisory
- https://github.com/go-gitea/gitea/pull/3878Patch, Third Party Advisory
- https://blog.gitea.io/2018/08/gitea-1.5.0-is-released/Release Notes, Vendor Advisory
- https://github.com/go-gitea/gitea/pull/3878Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-45331?
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.
How severe is CVE-2021-45331?
CVE-2021-45331 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.30% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45331?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-45331?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST