Privilege escalation in Trousers Project
CVE-2020-24331
An issue was discovered in TrouSerS through 0.3.14. If the tcsd daemon is started with root privileges, the tss user still has read and write access to the /etc/tcsd.conf file (which contains various settings related to this daemon).
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (39.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 39.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Trousers Project
- Fedoraproject Fedora — versions 33
Weakness classification (CWE)
References
- sourceforge.net/p/trousers/mailman/message/37015817/ (Exploit, Mailing List, Third Party Advisory)
- bugzilla.suse.com/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
- seclists.org/oss-sec/2020/q2/att-135/tcsd_fixes.patch (Patch, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2020/08/14/1 (mailing-list, Exploit, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2020-24331?
- CVE-2020-24331 is a high-severity vulnerability in Trousers Project, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2020-08-13.
- How severe is CVE-2020-24331?
- High severity. CVSS v3 base score is 7.8 out of 10.