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CVE-2020-35606

Arbitrary command execution can occur in Webmin through 1.962. Any user authorized for the...

8.8 HighPublic exploit

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

28.0%Up 19.9 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

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.

Record
CVE-2020-35606
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
9.0 HighAV:N/AC:L/Au:S/C:C/I:C/A:C
Weakness
CWE-78
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2020-35606
Updated
2026-11-02
EUVDEUVD-2020-23272 No score

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.

Record
EUVD-2020-23272
Updated
2026-11-03
GitHub AdvisoriesGHSA-vq42-23mp-rqh2 8.8

Arbitrary command execution can occur in Webmin through 1.962. Any user authorized for the...

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.

Record
GHSA-vq42-23mp-rqh2
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-77, CWE-78
Updated
2026-11-02
OSV 8.8

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.

Record
CVE-2020-35606
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
SourceLinkDate
Exploit-DBWebmin 1.962 - 'Package Updates' Escape Bypass RCE (Metasploit)2020-12-22
PoC in GitHubanasbousselham/webminscan2020-12-23

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, NVD, OSV, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-35606 is a high vulnerability (CVSS 8.8) in Webmin, published December 21, 2020. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 28.0%, the 98th percentile. No source names a fixed version.

References

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