What is CVE-2022-23138?

CVE-2022-23138 is a high-severity vulnerability in ZTE Mf297d, classified under Use of Insufficiently Random Values. CVSS score: 7.5/10. Published 2022-06-09.

How severe is CVE-2022-23138?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2022-23138 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in ZTE Mf297d

CVE-2022-23138

ZTE's MF297D product has cryptographic issues vulnerability. Due to the use of weak random values, the security of the device is reduced, and it may face the risk of attack.

Published 2022-06-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

ZTE Mf297d
ZTE Mf297d Firmware — versions mf297d_nordic1_b05
Mf297d — versions MF297D_Nordic1_B05

Weakness classification (CWE)

CWE-330 — Use of Insufficiently Random Values

Public proof-of-concept exploits

References

support.zte.com.cn/support/news/LoopholeInfoDetail.aspx (Vendor Advisory)

Frequently asked questions

What is CVE-2022-23138?: CVE-2022-23138 is a high-severity vulnerability in ZTE Mf297d, classified under Use of Insufficiently Random Values. CVSS score: 7.5/10. Published 2022-06-09.
How severe is CVE-2022-23138?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-23138 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.