CVE-2022-45424 — Some Dahua software products have a vulnerability of unauthenticated request of

Some Dahua software products have a vulnerability of unauthenticated request of AES crypto key. An attacker can obtain the AES crypto key by sending a specific crafted packet to the vulnerable interface.

01What is this vulnerability?

Some Dahua software products have a vulnerability of unauthenticated request of AES crypto key. An attacker can obtain the AES crypto key by sending a specific crafted packet to the vulnerable interface.

02Affected products

Vendor	Product	Versions
n	a / DSS Professional, DSS Express, DHI	DSS7016D-S2/DHI-DSS7016DR-S2, DHI-DSS4004-S2 — V8.0.2, V8.0.4, V8.1

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: 2022-12-27T00:00:00.000Z
• Last modified: 2025-04-14T13:23:36.216Z

09References

• www.dahuasecurity.com — https://www.dahuasecurity.com/support/cybersecurity/details/1137