CVE-2018-17989 — A stored XSS vulnerability exists in the web interface on D-Link DSL-3782 device

A stored XSS vulnerability exists in the web interface on D-Link DSL-3782 devices with firmware 1.01 that allows authenticated attackers to inject a JavaScript or HTML payload inside the ACL page. The injected payload would be executed in a user's browser when "/cgi-bin

01What is this vulnerability?

A stored XSS vulnerability exists in the web interface on D-Link DSL-3782 devices with firmware 1.01 that allows authenticated attackers to inject a JavaScript or HTML payload inside the ACL page. The injected payload would be executed in a user's browser when "/cgi-bin/New_GUI/Acl.asp" is requested.

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: 2019-04-01T20:48:16.000Z
• Last modified: 2024-08-05T11:01:14.756Z

09References

• c0mix.github.io — https://c0mix.github.io/2019/D-Link-DIR-3782-SecAdvisory-OS-Command-Injection-an…