Arbitrary file overwrite in KDE Ark

Published: 2020-08-27
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-24654
Exploitation vector Network
Public exploit N/A
Vulnerable software
Client/Desktop applications / Other client software


Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) UNIX symbolic link following

EUVDB-ID: #VU46109

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-24654

CWE-ID: CWE-61 - UNIX Symbolic Link (Symlink) Following

Exploit availability: No


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a symlink following issue when processing .tar archives in KDE ark.  remote attacker can trick the victim to open a specially crafted .tar archive and overwrite arbitrary files on the target system.


Install updates from vendor's website.

Vulnerable software versions

ark: 2.6 - 20.07.90

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.