CVE-2020-24330
HIGHCVSS 7.8/10EPSS 0.49%
Last modified
CVE-2020-24330 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. An issue was discovered in TrouSerS through 0.3.14. If the tcsd daemon is started with root privileges instead of by the tss user, it fails to drop the root gid privilege when no longer needed.. EPSS estimates a 0.49% 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 instead of by the tss user, it fails to drop the root gid privilege when no longer needed.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Trousers Project | 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://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, 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://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, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-24330?
An issue was discovered in TrouSerS through 0.3.14. If the tcsd daemon is started with root privileges instead of by the tss user, it fails to drop the root gid privilege when no longer needed.
How severe is CVE-2020-24330?
CVE-2020-24330 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.
How do I fix CVE-2020-24330?
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-2020-24330?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST