Deserialization in ZTE Zxv10 M910

CVE-2021-21741

There is a command execution vulnerability in a ZTE conference management system. As some services are enabled by default, the attacker could exploit this vulnerability to execute arbitrary commands by sending specific serialization command.

Vulnerability class: Insecure Deserialization

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.019 (79.3th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-21741: held from 0.019 to 0.019.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

  • ZTE Zxv10 M910
  • ZTE Zxv10 M910 Firmware — versions 1.2.16.01u01.01, 1.2.19.01u01.01, 1.2.20.01u01.01
  • Zxv10 M910 — versions ZXV10 M910 V1.2.21.01.04P01,ZXV10 M910 V1.2.20.01U01.01,ZXV10 M910 V1.2.19.01U01.01,ZXV10 M910 V1.2.16.01U01.01

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-21741?
CVE-2021-21741 is a critical-severity vulnerability in ZTE Zxv10 M910, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2021-08-30.
How severe is CVE-2021-21741?
Critical severity. CVSS v3 base score is 9.8 out of 10.