Information disclosure in ZTE Zxcdn

CVE-2021-21733

The management system of ZXCDN is impacted by the information leak vulnerability. Attackers can make further analysis according to the information returned by the program, and then obtain some sensitive information. This affects ZXCDN V7.01 all versions up to IAMV7.01.01.02.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (54.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.5% 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-2021-21733: held from 0.008 to 0.008.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

  • ZTE Zxcdn
  • <zxcdn V7.01> — versions <All versions up to IAMV7.01.01.02>

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-21733?
CVE-2021-21733 is a medium-severity vulnerability in ZTE Zxcdn, classified under Information Disclosure. CVSS score: 4.9/10. Published 2021-05-19.
How severe is CVE-2021-21733?
Medium severity. CVSS v3 base score is 4.9 out of 10.