CVE-2022-45028 — A cross-site scripting (XSS) vulnerability in Arris NVG443B 9

A cross-site scripting (XSS) vulnerability in Arris NVG443B 9.3.0h3d36 allows attackers to execute arbitrary web scripts or HTML via a crafted POST request sent to /cgi-bin/logs.ha.

01What is this vulnerability?

A cross-site scripting (XSS) vulnerability in Arris NVG443B 9.3.0h3d36 allows attackers to execute arbitrary web scripts or HTML via a crafted POST request sent to /cgi-bin/logs.ha.

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: 2022-12-13T00:00:00.000Z
• Last modified: 2025-04-22T03:17:18.020Z

09References

• seanpesce.blogspot.com — https://seanpesce.blogspot.com/2022/11/unauthenticated-stored-xss-in-arris.html
• drive.google.com — https://drive.google.com/file/d/1AHqvciVNMQpUoomFgtctnByewkkr24kB/view