CVE-2021-21748: Buffer Overflow

Published Oct 20, 2021
·
Updated

ZTE MF971R product has two stack-based buffer overflow vulnerabilities. An attacker could exploit the vulnerabilities to execute arbitrary code.

Affected Software

6 affected components
ZTE Mf971r Firmware=v1.0.0b05
ZTE MF971R
ZTE Mf971r Firmware=1v1.0.0b06
ZTE Mf971r Firmware=2v1.0.0b03
ZTE Mf971r Firmware=s2v1.0.0b03
ZTE Mf971r Firmware=sv1.0.0b05

Event History

Oct 20, 2021
CVE Published
via MITRE·03:24 PM
Data Sourced
via MITRE·03:24 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2021-21748?

CVE-2021-21748 is a vulnerability in the ZTE MF971R product that allows an attacker to execute arbitrary code through stack-based buffer overflow vulnerabilities.

2

How severe is CVE-2021-21748?

CVE-2021-21748 has a severity rating of 9.8, which is considered critical.

3

What software is affected by CVE-2021-21748?

The ZTE MF971R firmware versions v1.0.0b05 and 1v1.0.0b06 are affected by CVE-2021-21748.

4

How can an attacker exploit CVE-2021-21748?

An attacker can exploit CVE-2021-21748 by utilizing the stack-based buffer overflow vulnerabilities to execute arbitrary code.

5

Is there a fix available for CVE-2021-21748?

ZTE has released a security advisory with firmware updates addressing the CVE-2021-21748 vulnerability. Please refer to the ZTE support website for more information.

Contact

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