PT-2021-19496 · Webmin · Webmin

Mesh3L_911 + 1 · Published 2021-04-25 · Updated 2021-12-08 · CVE-2021-31762

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Webmin version 1.973

Description The issue allows for Cross Site Request Forgery (CSRF) to create a privileged user through Webmin's add users feature, and then get a reverse shell through Webmin's running process feature.

Recommendations For Webmin version 1.973, as a temporary workaround, consider disabling the add users feature and restricting access to the running process feature until a patch is available.

Exploit

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2021-31762

Affected Products

Webmin

References · 10

• 🔥 https://github.com/electronicbots/CVE-2021-31762 · Exploit
• 🔥 https://github.com/Mesh3l911/CVE-2021-31762 · Exploit
• 🔥 https://exploit-db.com/exploits/50126 · Exploit
• 🔥 https://youtu.be/qCvEXwyaF5U · Exploit
• 🔥 http://packetstormsecurity.com/files/163492/Webmin-1.973-Cross-Site-Request-Forgery.html · Exploit
• https://osv.dev/vulnerability/CVE-2021-31762 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-31762 · Security Note
• https://github.com/webmin/webmin · Note
• https://t.me/cybersecuritytechnologies/3207 · Telegram Post
• https://t.me/cvenotify/13684 · Telegram Post