CVE-2023-31756 — A command injection vulnerability exists in the administrative web portal in TP-

A command injection vulnerability exists in the administrative web portal in TP-Link Archer VR1600V devices running firmware Versions <= 0.1.0. 0.9.1 v5006.0 Build 220518 Rel.32480n which allows remote attackers, authenticated to the administrative web portal as an administrat

01What is this vulnerability?

A command injection vulnerability exists in the administrative web portal in TP-Link Archer VR1600V devices running firmware Versions <= 0.1.0. 0.9.1 v5006.0 Build 220518 Rel.32480n which allows remote attackers, authenticated to the administrative web portal as an administrator user to open an operating system level shell via the 'X_TP_IfName' parameter.

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: 2023-05-19T00:00:00.000Z
• Last modified: 2025-01-21T17:16:05.184Z

09References

• stanleyjobsonau.github.io — https://stanleyjobsonau.github.io/tp-link-advisory.html