Vulnerability · Published Aug 13, 2020 · Assigned by mitre
CVE-2020-24330
High 7.8
In plain English
A high-severity security flaw in the trousers package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 42% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.5%top 57.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | trousers | 0.3.15-1.el8 | ALSA-2021:1627 |
| AlmaLinux:8 | trousers-devel | 0.3.15-1.el8 | ALSA-2021:1627 |
| AlmaLinux:8 | trousers-lib | 0.3.15-1.el8 | ALSA-2021:1627 |
| Debian:12 | trousers | 0.3.15-0.1 | DEBIAN-CVE-2020-24330 |
| Debian:13 | trousers | 0.3.15-0.1 | DEBIAN-CVE-2020-24330 |
| Debian:14 | trousers | 0.3.15-0.1 | DEBIAN-CVE-2020-24330 |
| Rocky Linux:8 | trousers | 0:0.3.15-1.el8 | RLSA-2021:1627 |
Affected products (as reported)
References
- https://sourceforge.net/p/trousers/mailman/message/37015817/ x_refsource_MISC
- https://bugzilla.suse.com/show_bug.cgi?id=1164472 x_refsource_MISC
- https://seclists.org/oss-sec/2020/q2/att-135/tcsd_fixes.patch x_refsource_MISC
- [oss-security] 20200814 Re: [TrouSerS-tech] Multiple Security Issues in the TrouSerS tpm1.2 tscd Daemon mailing-list, x_refsource_MLIST
- FEDORA-2020-ab3dace708 vendor-advisory, x_refsource_FEDORA