CVE-2021-36707
In ProLink PRC2402M V1.0.18 and older, the set_ledonoff function in the adm.cgi binary,...
In ProLink PRC2402M V1.0.18 and older, the set_ledonoff function in the adm.cgi binary, accessible with a page parameter value of ledonoff contains a trivial command injection where the value of the led_cmd parameter is passed directly to do_system.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In ProLink PRC2402M V1.0.18 and older, the set_ledonoff function in the adm.cgi binary, accessible with a page parameter value of ledonoff contains a trivial command injection where the value of the led_cmd parameter is passed directly to do_system.
- Record
CVE-2021-36707- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-77
- Updated
- 2026-11-02
CVE List No score
In ProLink PRC2402M V1.0.18 and older, the set_ledonoff function in the adm.cgi binary, accessible with a page parameter value of ledonoff contains a trivial command injection where the value of the led_cmd parameter is passed directly to do_system.
- Record
CVE-2021-36707- Updated
- 2026-11-02
EUVDEUVD-2021-23302 No score
In ProLink PRC2402M V1.0.18 and older, the set_ledonoff function in the adm.cgi binary, accessible with a page parameter value of ledonoff contains a trivial command injection where the value of the led_cmd parameter is passed directly to do_system.
- Record
EUVD-2021-23302- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-f8hv-38c8-7mr9 No score
In ProLink PRC2402M V1.0.18 and older, the set_ledonoff function in the adm.cgi binary,...
In ProLink PRC2402M V1.0.18 and older, the set_ledonoff function in the adm.cgi binary, accessible with a page parameter value of ledonoff contains a trivial command injection where the value of the led_cmd parameter is passed directly to do_system.
- Record
GHSA-f8hv-38c8-7mr9- Weakness
- CWE-77
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-36707 is a critical vulnerability (CVSS 9.8) in Prolink Prc2402m Firmware, published August 6, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.62%, the 85th percentile. No source names a fixed version.