PT-2021-19443 · Furlongm · Openvpn-Monitor

Published 2021-09-27 · Updated 2022-05-24 · CVE-2021-31604

Positive Technologies (AI Summary)

CVSS v4.0

6.9

Medium

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions furlongm openvpn-monitor versions 1.1.3 and earlier

Description The issue allows for Cross-Site Request Forgery (CSRF) attacks, which can be used to disconnect an arbitrary client.

Recommendations For versions 1.1.3 and earlier, as a temporary workaround, consider implementing CSRF protection measures, such as token-based validation, to prevent unauthorized disconnections. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2021-31604

GHSA-VW35-C8HF-FWMQ

PYSEC-2021-352

Affected Products

Openvpn-Monitor

References · 10

• 🔥 http://packetstormsecurity.com/files/164281/OpenVPN-Monitor-1.1.3-Cross-Site-Request-Forgery.html · Exploit
• https://osv.dev/vulnerability/CVE-2021-31604 · Vendor Advisory
• https://osv.dev/vulnerability/PYSEC-2021-352 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-vw35-c8hf-fwmq · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-31604 · Security Note
• https://github.com/furlongm/openvpn-monitor/releases · Note
• https://github.com/furlongm/openvpn-monitor · Note
• https://github.com/pypa/advisory-database/tree/main/vulns/openvpn-monitor/PYSEC-2021-352.yaml · Note
• https://t.me/cvenotify/21494 · Telegram Post
• https://t.me/cibsecurity/29429 · Telegram Post