Improper input validation in ZTE Zxone 19700
CVE-2021-21726
Some ZTE products have an input verification vulnerability in the diagnostic function interface. Due to insufficient verification of some parameters input by users, an attacker with high privileges can cause process exception by repeatedly inputting illegal parameters. This affects:<ZXONE 9700 , ZXONE 8700, ZXONE 19700><V1.40.021.021CP049, V1.0P02B219_@NCPM-RELEASE_2.40R1-20200914.set>
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.004 (30.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Zte Zxone_19700
- Zte Zxone_19700_firmware — versions 1.0p02b219_\@ncpm-release_2.40r1-20200914.set
- Zte Zxone_8700
- Zte Zxone_8700_firmware — versions 1.40.021.021cp049
- Zte Zxone_9700
- Zte Zxone_9700_firmware — versions 1.40.021.021cp049
- N/a <zxone 9700 , Zxone 8700, 19700> — versions <V1.40.021.021CP049, V1.0P02B219_@NCPM-RELEASE_2.40R1-20200914.set>
Weakness classification (CWE)
References
- psirt@zte.com.cn (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-21726?
- CVE-2021-21726 is a low-severity vulnerability in ZTE Zxone 19700, classified under Improper Input Validation. CVSS score: 2.3/10. Published 2021-03-12.
- How severe is CVE-2021-21726?
- Low severity. CVSS v3 base score is 2.3 out of 10.