CVE-2019-12289 — An issue was discovered in upgrade_firmware

An issue was discovered in upgrade_firmware.cgi on VStarcam 100T (C7824WIP) CH-sys-48.53.75.119~123 and 200V (C38S) CH-sys-48.53.203.119~123 devices. A remote command can be executed through a system firmware update without authentication. The attacker can modify the files within

01What is this vulnerability?

An issue was discovered in upgrade_firmware.cgi on VStarcam 100T (C7824WIP) CH-sys-48.53.75.119~123 and 200V (C38S) CH-sys-48.53.203.119~123 devices. A remote command can be executed through a system firmware update without authentication. The attacker can modify the files within the internal firmware or even steal account information by executing a command.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-05-23T17:52:33.000Z
• Last modified: 2024-08-04T23:17:39.565Z

09References

• f1security.co.kr — http://f1security.co.kr/cve/cve_190314.htm