Buffer overflow in Zte Mf971r
CVE-2021-21749
ZTE MF971R product has two stack-based buffer overflow vulnerabilities. An attacker could exploit the vulnerabilities to execute arbitrary code.
Vulnerability class: Buffer Overflow
EPSS: 0.016 (72.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
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)
References
- psirt@zte.com.cn (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-21749?
- CVE-2021-21749 is a critical-severity vulnerability in Zte Mf971r, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2021-10-20.
- How severe is CVE-2021-21749?
- Critical severity. CVSS v3 base score is 9.8 out of 10.