CRITICAL

CVE-2021-35402

CVSS v3

CRITICAL

EPSS Score

1.1 %

exploit probability, as of 2026-10-18

CISA KEV

known exploited

Exploitation

poc

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2021-35402 yet.

Full record on NVD

Description

PROLiNK PRC2402M 20190909 before 2021-06-13 allows live_api.cgi?page=satellite_list OS command injection via shell metacharacters in the ip parameter (for satellite_status).

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published: 2026-02-20
Last Modified: 2026-04-14

Frequently asked questions

What is CVE-2021-35402?

PROLiNK PRC2402M 20190909 before 2021-06-13 allows live_api.cgi?page=satellite_list OS command injection via shell metacharacters in the ip parameter (for satellite_status).

Is CVE-2021-35402 actively exploited?

A proof-of-concept exploit exists for CVE-2021-35402, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2021-35402?

CVE-2021-35402 has a CVSS v3 base score of 10 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

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