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CVE-2020-24654

In KDE Ark before 20.08.1, a crafted TAR archive with symlinks can install files outside the...

3.3 LowFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
Low
Availability
None

Exploit likelihood

1.50%Down 0.8 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 3.3

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.

Record
CVE-2020-24654
CVSS 3.1
3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness
CWE-59
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2020-24654
Updated
2026-11-02
EUVDEUVD-2020-17369 No score

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.

Record
EUVD-2020-17369
Updated
2026-11-03
GitHub AdvisoriesGHSA-wc24-5j7x-rp2x 3.3

In KDE Ark before 20.08.1, a crafted TAR archive with symlinks can install files outside the...

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.

Record
GHSA-wc24-5j7x-rp2x
CVSS 3.1
3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Weakness
CWE-59
Updated
2026-11-02
OSVALPINE-CVE-2020-24654 3.3

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.

Record
ALPINE-CVE-2020-24654
CVSS 3.1
3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Updated
2026-11-03
OSV 3.3

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.

Record
CVE-2020-24654
CVSS 3.1
3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Updated
2026-11-02
Show 7 moreShow less
OSVDEBIAN-CVE-2020-24654 3.3

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.

Record
DEBIAN-CVE-2020-24654
CVSS 3.1
3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Updated
2026-11-02
OSVUBUNTU-CVE-2020-24654 3.3

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.

Record
UBUNTU-CVE-2020-24654
CVSS 3.1
3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Updated
2026-11-02
OSVMGASA-2020-0353 No score

Updated ark packages fix security vulnerability

A maliciously crafted TAR archive containing symlink entries would install files anywhere in the user's home directory upon extraction (CVE-2020-24654).

Record
MGASA-2020-0353
Updated
2026-11-02
OSVopenSUSE-SU-2020:1310-1 No score

Security update for ark

This update for ark fixes the following issues:

  • CVE-2020-24654: maliciously crafted TAR archive can install files outside the extraction directory (boo#1175857)
Record
openSUSE-SU-2020:1310-1
Updated
2026-11-02
OSVopenSUSE-SU-2020:1310-2 No score

Security update for ark

This update for ark fixes the following issues:

  • CVE-2020-24654: maliciously crafted TAR archive can install files outside the extraction directory (boo#1175857)
Record
openSUSE-SU-2020:1310-2
Updated
2026-11-02
OSVopenSUSE-SU-2024:10632-1 No score

ark-21.08.1-1.2 on GA media

These are all security issues fixed in the ark-21.08.1-1.2 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10632-1
Updated
2026-11-02
OSVUSN-4482-1 No score

ark vulnerability

Fabian Vogt discovered that Ark incorrectly handled symbolic links in tar archive files. An attacker could use this to construct a malicious tar archive that, when opened, would create files outside the extraction directory.

Record
USN-4482-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
ark
Alpine:v3.12
 before 20.04.2-r2
20.04.2-r2
ark
Alpine:v3.13
 before 20.08.0-r1
20.08.0-r1
ark
Alpine:v3.14
 before 20.08.0-r1
20.08.0-r1
ark
Alpine:v3.15
 before 20.08.0-r1
20.08.0-r1
ark
Alpine:v3.16
 before 20.08.0-r1
20.08.0-r1
ark
Alpine:v3.17
 before 20.08.0-r1
20.08.0-r1
ark
Alpine:v3.18
 before 20.08.0-r1
20.08.0-r1
ark
Alpine:v3.19
 before 20.08.0-r1
20.08.0-r1
ark
Alpine:v3.20
 before 20.08.0-r1
20.08.0-r1
ark
Alpine:v3.21
 before 20.08.0-r1
20.08.0-r1
Show 17 moreShow less
Affected packages
PackageAffectedFixed
ark
Alpine:v3.22
 before 20.08.0-r1
20.08.0-r1
ark
Alpine:v3.23
 before 20.08.0-r1
20.08.0-r1
ark
Alpine:v3.24
 before 20.08.0-r1
20.08.0-r1
ark
Debian:12
 before 4:20.08.1-1
4:20.08.1-1
ark
Debian:13
 before 4:20.08.1-1
4:20.08.1-1
ark
Debian:14
 before 4:20.08.1-1
4:20.08.1-1
ark
Debian:9
From an advisory covering 2 CVEs
 before 4:16.08.3-2+deb9u1, plus listed versions
4:16.08.3-2
4:16.08.3-2+deb9u1
ark
Debian:10
 before 4:18.08.3-1+deb10u2, plus listed versions
4:18.08.3-14:18.08.3-1+deb10u1
4:18.08.3-1+deb10u2
ark
Mageia:7
 before 19.04.0-1.2.mga7
19.04.0-1.2.mga7
ark
Ubuntu:16.04:LTS
 before 4:15.12.3-0ubuntu1.2, plus listed versions
4:15.08.2-0ubuntu14:15.12.1-0ubuntu14:15.12.3-0ubuntu14:15.12.3-0ubuntu1.1
4:15.12.3-0ubuntu1.2
ark
Ubuntu:18.04:LTS
 before 4:17.12.3-0ubuntu1.2, plus listed versions
4:17.04.3-0ubuntu34:17.08.3-0ubuntu14:17.08.3-0ubuntu24:17.12.2-0ubuntu14:17.12.3-0ubuntu14:17.12.3-0ubuntu1.1
4:17.12.3-0ubuntu1.2
ark
Ubuntu:20.04:LTS
 before 4:19.12.3-0ubuntu1.2, plus listed versions
4:19.04.3-0ubuntu24:19.08.1-14:19.08.3-0ubuntu14:19.12.0-0ubuntu14:19.12.0-1
Show 4 moreShow less
4:19.12.1-0ubuntu14:19.12.2-0ubuntu14:19.12.3-0ubuntu14:19.12.3-0ubuntu1.1
4:19.12.3-0ubuntu1.2
ark
SUSE:Package Hub 15 SP1
 before 20.04.2-bp152.2.6.1
20.04.2-bp152.2.6.1
ark
SUSE:Package Hub 15 SP2
 before 20.04.2-bp152.2.6.1
20.04.2-bp152.2.6.1
ark
openSUSE:Leap 15.1
 before 20.04.2-bp152.2.6.1
20.04.2-bp152.2.6.1
ark
openSUSE:Leap 15.2
 before 20.04.2-bp152.2.6.1
20.04.2-bp152.2.6.1
ark
openSUSE:Tumbleweed
From an advisory covering 2 CVEs
 before 21.08.1-1.2
21.08.1-1.2

History

History
RecordedChangedSources
affected, facts
affected, aliases, referencesOSV
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-24654 is a low vulnerability (CVSS 3.3) in Kde Ark, published August 29, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.50%, the 74th percentile. Fixed in ark 20.04.2-r2.

References

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