Vulnerability in Jetbrains Teamcity
CVE-2021-31907
In JetBrains TeamCity before 2020.2.2, permission checks for changing TeamCity plugins were implemented improperly.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.009 (57.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- blog.jetbrains.com (Vendor Advisory)
- blog.jetbrains.com/blog/2021/05/07/jetbrains-security-bulletin-q1-2021/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-31907?
- CVE-2021-31907 is a medium-severity vulnerability in Jetbrains Teamcity, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 5.3/10. Published 2021-05-11.
- How severe is CVE-2021-31907?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2021-31907 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.