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CVE-2020-29582

5.3 · MEDIUM

In JetBrains Kotlin before 1.4.21, a vulnerable Java API was used for temporary file and folder creation.

Published Feb 3, 2021CWE-276EPSS 2.57%

Overview

CVE-2020-29582 is a medium-severity vulnerability. It was published on February 3, 2021 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refblog.jetbrains.comRefblog.jetbrains.com/blog/2021/02/03/jetbrains-security-bulletin-q4-2020/Reflists.apache.org/thread.html/r2721aba31a8562639c4b937150897e24f78f747cdbda8641c0f659fe%40%3Cusers.kafka.apache.org%3ERefwww.oracle.com//security-alerts/cpujul2021.htmlRefwww.oracle.com/security-alerts/cpuapr2022.htmlRefwww.oracle.com/security-alerts/cpujan2022.htmlRefblog.jetbrains.comRefblog.jetbrains.com/blog/2021/02/03/jetbrains-security-bulletin-q4-2020/Reflists.apache.org/thread.html/r2721aba31a8562639c4b937150897e24f78f747cdbda8641c0f659fe%40%3Cusers.kafka.apache.org%3ERefwww.oracle.com//security-alerts/cpujul2021.html

How CyberStrike helps

Frequently asked questions

What is CVE-2020-29582?

CVE-2020-29582 is a medium-severity vulnerability. It was published on February 3, 2021 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2020-29582?

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2020-29582?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2020-29582?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-29582 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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