Vulnerability in Jetbrains Kotlin
CVE-2020-29582
In JetBrains Kotlin before 1.4.21, a vulnerable Java API was used for temporary file and folder creation. An attacker was able to read data from such files and list directories due to insecure permissions.
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:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.026 (84.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000
Affected products
- Jetbrains Kotlin
- Oracle Communications Cloud Native Core Network Slice Selection Function — versions 1.2.1
- Oracle Communications Cloud Native Core Policy — versions 1.14.0
- Oracle Communications Cloud Native Core Service Communication Proxy — versions 1.14.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- blog.jetbrains.com (Vendor Advisory)
- lists.apache.org/thread.html/r2721aba31a8562639c4b937150897e24f78f747cdbda8641c… (mailing-list, Third Party Advisory)
- www.oracle.com//security-alerts/cpujul2021.html (Patch, Third Party Advisory)
- blog.jetbrains.com/blog/2021/02/03/jetbrains-security-bulletin-q4-2020/ (Vendor Advisory)
- www.oracle.com/security-alerts/cpujan2022.html (Patch, Third Party Advisory)
- www.oracle.com/security-alerts/cpuapr2022.html (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-29582?
- CVE-2020-29582 is a medium-severity vulnerability in Jetbrains Kotlin, classified under Incorrect Default Permissions. CVSS score: 5.3/10. Published 2021-02-03.
- How severe is CVE-2020-29582?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2020-29582 known to be exploited?
- 15 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.