What is CVE-2022-0138?

CVE-2022-0138 is a high-severity vulnerability in Airspan A5x, classified under Deserialization of Untrusted Data. CVSS score: 7.5/10. Published 2022-02-18.

How severe is CVE-2022-0138?

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

Deserialization in Airspan A5x

CVE-2022-0138

MMP: All versions prior to v1.0.3, PTP C-series: Device versions prior to v2.8.6.1, and PTMP C-series and A5x: Device versions prior to v2.5.4.1 has a deserialization function that does not validate or check the data, allowing arbitrary classes to be created.

Vulnerability class: Insecure Deserialization

Published 2022-02-18 · 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:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.010 (60.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 60.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Airspan A5x
Airspan A5x Firmware
Airspan C5c
Airspan C5c Firmware
Airspan C5x
Airspan C5x Firmware
Airspan C6x
Airspan C6x Firmware
Airspan Mimosa Management Platform
Airspan Networks Mmp — versions unspecified

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

www.cisa.gov/uscert/ics/advisories/icsa-22-034-02 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2022-0138?: CVE-2022-0138 is a high-severity vulnerability in Airspan A5x, classified under Deserialization of Untrusted Data. CVSS score: 7.5/10. Published 2022-02-18.
How severe is CVE-2022-0138?: High severity. CVSS v3 base score is 7.5 out of 10.