CVE-2021-31909: jetbrains teamcity Argument Injection
CVSS: 9.8v3.1CriticalModified
Published 11-05-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-31909 is a critical (CVSS 9.8) Argument Injection vulnerability in jetbrains teamcity. EPSS estimates a 3.23% chance of exploitation in the next 30 days, higher than 88% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
3.23%
0%100%
Low · +0.03 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 11-05-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
In JetBrains TeamCity before 2020.2.3, argument injection leading to remote code execution was possible.
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 7.5Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
3.23%
Chance of exploitation in the next 30 days
Percentile
88%
Versus all other CVEs
30-day change
+0.03 pp
From 3.21% on 19-09-2026
19-09-202619-10-2026
EPSS score3.23%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Jetbrains1 product
- teamcity< 2020.2.3
1 vendor · 1 product
References
2 links- blog.jetbrains.com/blog/2021/05/07/jetbrains-security-bulletin-q1-2021/X Refsource MISCVendor Advisory