CVE-2020-24332

Name: CVE-2020-24332
Creator: NVD / NIST
Published: 2020-08-13T17:15:13.58+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.55%

Last modified Jun 17, 2026

CVE-2020-24332 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An issue was discovered in TrouSerS through 0.3.14. If the tcsd daemon is started with root privileges, the creation of the system.data file is prone to symlink attacks. EPSS estimates a 0.55% chance of exploitation in the next 30 days.

Description

An issue was discovered in TrouSerS through 0.3.14. If the tcsd daemon is started with root privileges, the creation of the system.data file is prone to symlink attacks. The tss user can be used to create or corrupt existing files, which could possibly lead to a DoS attack.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

0.55%

41.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-59

Affected Software

Vendor	Product	Versions
Trustedcomputinggroup	Trousers	<= 0.3.14
Fedoraproject	Fedora	33

References

http://www.openwall.com/lists/oss-security/2020/08/14/1Exploit, Mailing List, Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1164472Exploit, Issue Tracking, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SSDL7COIFCZQMUBNAASNMKMX7W5JUHRD/
https://seclists.org/oss-sec/2020/q2/att-135/tcsd_fixes.patchMailing List, Patch, Third Party Advisory
https://sourceforge.net/p/trousers/mailman/message/37015817/Exploit, Mailing List, Mitigation, Third Party Advisory
http://www.openwall.com/lists/oss-security/2020/08/14/1Exploit, Mailing List, Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1164472Exploit, Issue Tracking, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SSDL7COIFCZQMUBNAASNMKMX7W5JUHRD/
https://seclists.org/oss-sec/2020/q2/att-135/tcsd_fixes.patchMailing List, Patch, Third Party Advisory
https://sourceforge.net/p/trousers/mailman/message/37015817/Exploit, Mailing List, Mitigation, Third Party Advisory

Timeline

Published: Aug 13, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-24332?

How severe is CVE-2020-24332?

CVE-2020-24332 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.55% probability of exploitation in the next 30 days.

How do I fix CVE-2020-24332?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-24332?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST