RCE in Webmin
CVE-2020-35606
Arbitrary command execution can occur in Webmin through 1.962. Any user authorized for the Package Updates module can execute arbitrary commands with root privileges via vectors involving %0A and %0C. NOTE: this issue exists because of an incomplete fix for CVE-2019-12840.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.280 (98.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.280 · newest: 0.280 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.pentest.com.tr/exploits/Webmin-1962-PU-Escape-Bypass-Remote-Command-Executi… (Exploit, Third Party Advisory)
- www.webmin.com/download.html (Product)
- packetstormsecurity.com/files/160676/Webmin-1.962-Remote-Command-Execution.html (Exploit, VDB Entry, Third Party Advisory)
- www.exploit-db.com/exploits/49318 (Exploit, VDB Entry, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2020-35606?
- CVE-2020-35606 is a high-severity vulnerability in Webmin, classified under OS Command Injection. CVSS score: 8.8/10. Published 2020-12-21.
- How severe is CVE-2020-35606?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-35606 known to be exploited?
- 17 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.