Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Trustedcomputinggroup | Trousers | <= 0.3.14 |
| Fedoraproject | Fedora | 33 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2020/08/14/1ExploitMailing ListThird Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1164472ExploitIssue TrackingThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://seclists.org/oss-sec/2020/q2/att-135/tcsd_fixes.patchMailing ListPatchThird Party Advisory
- https://sourceforge.net/p/trousers/mailman/message/37015817/ExploitMailing ListMitigation
- http://www.openwall.com/lists/oss-security/2020/08/14/1ExploitMailing ListThird Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1164472ExploitIssue TrackingThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://seclists.org/oss-sec/2020/q2/att-135/tcsd_fixes.patchMailing ListPatchThird Party Advisory
- https://sourceforge.net/p/trousers/mailman/message/37015817/ExploitMailing ListMitigation
FAQ
What is CVE-2020-24332?
CVE-2020-24332 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 cr...
How severe is CVE-2020-24332?
CVE-2020-24332 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-24332?
Check the references section above for vendor advisories and patch information. Affected products include: Trustedcomputinggroup Trousers, Fedoraproject Fedora.