Is CVE-2020-29582 in the CISA KEV catalog?

No. CVE-2020-29582 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-29582?

CVE-2020-29582 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2020-29582?

CVE-2020-29582 has an EPSS score of 2.57% (83th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-29582?

Upgrade kotlin on debian 13 to 1.3.31+ds1-3 or later.

CVE & CISA-KEV Catalog

CVE-2020-29582

MEDIUMEPSS 83th pctl

5.3

CVSS v3

NVD

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.

CWE-276

How to fix

Remediation Available

kotlinDebian

Fixed in:1.3.31+ds1-3CVE-2020-29582

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

2.57%probability of exploitation in 30 days

83rdpercentile

Elevated risk: more likely to be exploited than 83% of all known CVEs.

References

Patch3

Vendor Advisory2

Third-Party Advisory1

lists.apache.org

Embed a live status badge for CVE-2020-29582

Markdown

[![CVE-2020-29582](https://tridentstack.com/cve/badge/CVE-2020-29582.svg)](https://tridentstack.com/cve/CVE-2020-29582)

HTML

<a href="https://tridentstack.com/cve/CVE-2020-29582"><img src="https://tridentstack.com/cve/badge/CVE-2020-29582.svg" alt="CVE-2020-29582"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-02-25.