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Vulnerability record · CVE-2020-24332 · published 13 August 2020

CVE-2020-24332: Trustedcomputinggroup trousers link following vulnerability

Trustedcomputinggroup · Trousers

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.

5.5 CVSS 3.1 Medium EPSS 0.55% · top 56.1% CWE-59 · Link following
5.5CVSS 3.1 base score, v2 4.9
0.55%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
10References, 6 tagged exploit
17 Jun 2026Last modified by NVD

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.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2020/08/14/1 ExploitMailing ListThird Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1164472 ExploitIssue TrackingThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SSDL7COIFCZQMUBNAASNMKM
https://seclists.org/oss-sec/2020/q2/att-135/tcsd_fixes.patch Mailing ListPatchThird Party Advisory
https://sourceforge.net/p/trousers/mailman/message/37015817/ ExploitMailing ListMitigationThird Party Advisory
http://www.openwall.com/lists/oss-security/2020/08/14/1 ExploitMailing ListThird Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1164472 ExploitIssue TrackingThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SSDL7COIFCZQMUBNAASNMKM
https://seclists.org/oss-sec/2020/q2/att-135/tcsd_fixes.patch Mailing ListPatchThird Party Advisory
https://sourceforge.net/p/trousers/mailman/message/37015817/ ExploitMailing ListMitigationThird Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-24332), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.