What’s Vulnerable › Vulnerabilities

CVE-2020-24654

• Severity: low (CVSS 3.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-09-02 · updated 2026-06-17
• Weakness: CWE-59

Description

In KDE Ark before 20.08.1, a crafted TAR archive with symlinks can install files outside the extraction directory, as demonstrated by a write operation to a user's home directory.

Affected products

• Canonical Ubuntu Linux: 16.04, 18.04, 20.04
• Debian Linux: 10.0, 9.0
• Fedoraproject Fedora: 32, 33
• KDE ark: before 20.08.1 — fixed in 20.08.1
• openSUSE Leap: 15.1, 15.2

How to fix

Upgrade to a fixed version: KDE ark 20.08.1. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00001.html
• https://bugzilla.suse.com/show_bug.cgi?id=1175857
• https://github.com/KDE/ark/commit/8bf8c5ef07b0ac5e914d752681e470dea403a5bd
• https://kde.org/info/security/advisory-20200827-1.txt
• https://lists.debian.org/debian-lts-announce/2022/05/msg00026.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LXMMXNJDYOCJRZTESIUGHG6CS4RJKECX/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YJOZ6YRNPZX5MJGVBMOCOA7N6Z4EU2OK/
• https://security.gentoo.org/glsa/202010-06
• https://security.gentoo.org/glsa/202101-06
• https://usn.ubuntu.com/4482-1/
• https://www.debian.org/security/2020/dsa-4759
• http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00001.html

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