PT-2021-21318 · Prolink · Prolink Prc2402M

Ayrx · Published 2021-08-06 · Updated 2021-08-12 · CVE-2021-36707

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions ProLink PRC2402M versions 1.0.18 and older

Description The issue concerns a command injection in the set ledonoff function within the adm.cgi binary. This function is accessible with a page parameter value of ledonoff. The led cmd parameter's value is passed directly to do system(), allowing for a trivial command injection.

Recommendations For ProLink PRC2402M versions 1.0.18 and older, as a temporary workaround, consider restricting access to the adm.cgi binary or disabling the set ledonoff function until a patch is available. Avoid using the led cmd parameter in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Command Injection

Weakness Enumeration

CWE-77

Related Identifiers

CVE-2021-36707

Affected Products

Prolink Prc2402M

References · 5

• 🔥 https://ayrx.me/prolink-prc2402m-multiple-vulnerabilities/#ledonoff-command-injection · Exploit
• https://osv.dev/vulnerability/CVE-2021-36707 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-36707 · Security Note
• https://t.me/cvenotify/18780 · Telegram Post
• https://t.me/cibsecurity/26938 · Telegram Post