What is CVE-2021-21745?

CVE-2021-21745 is a medium-severity vulnerability in Zte Mf971r, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2021-10-20.

How severe is CVE-2021-21745?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Is CVE-2021-21745 known to be exploited?

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

CSRF in Zte Mf971r

CVE-2021-21745

ZTE MF971R product has a Referer authentication bypass vulnerability. Without CSRF verification, an attackercould use this vulnerability to perform illegal authorization operations by sending a request to the user to click.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.557 (98.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

Zte Mf971r
Zte Mf971r_firmware — versions v1.0.0b05, 1v1.0.0b06, 2v1.0.0b03
N/a Mf971r — versions BD_ZTE_MF971RV1.0.0B05, BD_PLKPLMF971R1V1.0.0B06, BD_MF971R2V1.0.0B03, BD_ZTE_MF971RS2V1.0.0B03, BD_ZTE_MF971RSV1.0.0B05

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

Public proof-of-concept exploits

References

psirt@zte.com.cn (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-21745?: CVE-2021-21745 is a medium-severity vulnerability in Zte Mf971r, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2021-10-20.
How severe is CVE-2021-21745?: Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2021-21745 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.