CVE-2019-3409 — All versions up to UKBB_WF820+_1

All versions up to UKBB_WF820+_1.0.0B06 of ZTE WF820+ LTE Outdoor CPE product are impacted by command injection vulnerability. Due to inadequate parameter verification, unauthorized users can take advantage of this vulnerability to control the user terminal system.

01What is this vulnerability?

All versions up to UKBB_WF820+_1.0.0B06 of ZTE WF820+ LTE Outdoor CPE product are impacted by command injection vulnerability. Due to inadequate parameter verification, unauthorized users can take advantage of this vulnerability to control the user terminal system.

02Affected products

Vendor	Product	Versions
ZTE	ZTE WF820+ LTE Outdoor CPE	unspecified

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: 2019-06-11T18:57:37.000Z
• Last modified: 2024-08-04T19:12:08.566Z

09References

• support.zte.com.cn — http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1010662