What is CVE-2022-29303?

CVE-2022-29303 is a critical-severity vulnerability in Contec Sv-Cpt-Mc310, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-05-12.

How severe is CVE-2022-29303?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2022-29303 known to be exploited?

Yes. CVE-2022-29303 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-07-13), indicating it is being actively exploited. 26 public proof-of-concept repositories are indexed.

RCE in Contec Sv-Cpt-Mc310

CVE-2022-29303

SolarView Compact ver.6.00 was discovered to contain a command injection vulnerability via conf_mail.php.

Vulnerability class: Command Injection (OS Command Injection)

Published 2022-05-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.980 (99.9th percentile), scored 2026-10-17.

Very high probability of exploitation in the next 30 days — among the top 0.1% most-likely-to-be-exploited CVEs. 100th percentile — 99.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.980 · newest: 0.980 · change: 0.000

Affected products

Contec Sv-Cpt-Mc310
Contec Sv-Cpt-Mc310 Firmware — versions 6.00

Weakness classification (CWE)

CWE-78 — OS Command Injection

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2023-07-13. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2023-08-03.

Required action: Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

Public proof-of-concept exploits

References

drive.google.com/drive/folders/1tGr-WExbpfvhRg31XCoaZOFLWyt3r60g (Exploit, Third Party Advisory)
packetstormsecurity.com/files/167183/SolarView-Compact-6.0-Command-Injection.ht… (Exploit, Third Party Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2022-29303?: CVE-2022-29303 is a critical-severity vulnerability in Contec Sv-Cpt-Mc310, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-05-12.
How severe is CVE-2022-29303?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-29303 known to be exploited?: Yes. CVE-2022-29303 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-07-13), indicating it is being actively exploited. 26 public proof-of-concept repositories are indexed.