CVE-2018-8062 — A cross-site scripting (XSS) vulnerability on Comtrend AR-5387un devices with A7

A cross-site scripting (XSS) vulnerability on Comtrend AR-5387un devices with A731-410JAZ-C04_R02.A2pD035g.d23i firmware allows remote attackers to inject arbitrary web script or HTML via the Service Description parameter while creating a WAN service.

01What is this vulnerability?

A cross-site scripting (XSS) vulnerability on Comtrend AR-5387un devices with A731-410JAZ-C04_R02.A2pD035g.d23i firmware allows remote attackers to inject arbitrary web script or HTML via the Service Description parameter while creating a WAN service.

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: 2020-10-23T04:27:15.000Z
• Last modified: 2024-08-05T06:46:12.206Z

09References

• packetstormsecurity.com — http://packetstormsecurity.com/files/159618/Comtrend-AR-5387un-Cross-Site-Script…