RCE in Kernel Util-Linux
CVE-2020-21583
An issue was discovered in hwclock.13-v2.27 allows attackers to gain escalated privlidges or execute arbitrary commands via the path parameter when setting the date.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (45.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.6% 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
Weakness classification (CWE)
References
- bugs.debian.org/cgi-bin/bugreport.cgi (Exploit, Patch, Mailing List, Third Party Advisory)
- packetstormsecurity.com/files/132061/hwclock-Privilege-Escalation.html (Exploit, VDB Entry, Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2020-21583?
- CVE-2020-21583 is a medium-severity vulnerability in Kernel Util-Linux, classified under OS Command Injection. CVSS score: 6.7/10. Published 2023-08-22.
- How severe is CVE-2020-21583?
- Medium severity. CVSS v3 base score is 6.7 out of 10.