CVE-2019-3419 — A security vulnerability exists in a management port in the version of ZTE's ZXM

A security vulnerability exists in a management port in the version of ZTE's ZXMP M721V3.10P01B10_M2NCP. An attacker could exploit this vulnerability to build a link to the device and send specific packets to cause a denial of service.

01What is this vulnerability?

A security vulnerability exists in a management port in the version of ZTE's ZXMP M721V3.10P01B10_M2NCP. An attacker could exploit this vulnerability to build a link to the device and send specific packets to cause a denial of service.

02Affected products

Vendor	Product	Versions
ZTE Corporation	ZXMP M721 DX	ZXMP M721V3.10P01B10_M2NCP

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: 2019-10-31T15:22:19.000Z
• Last modified: 2024-08-04T19:12:09.478Z

09References

• support.zte.com.cn — http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1011542