What is the severity of CVE-2021-31573?

The severity of CVE-2021-31573 is considered critical due to its potential for remote escalation of privilege.

How do I fix CVE-2021-31573?

To fix CVE-2021-31573, apply the latest patch provided by Mediatek, identified as Patch ID A20210009.

Who is affected by CVE-2021-31573?

CVE-2021-31573 affects the Mediatek En7580 and En7528 firmware versions prior to tlm7.3.275.0-82.

Is user interaction needed for exploiting CVE-2021-31573?

No, user interaction is not needed for exploiting CVE-2021-31573.

What type of threat does CVE-2021-31573 pose?

CVE-2021-31573 poses a threat of command injection that could allow a proximal attacker to escalate privileges without prior execution access.

Vulnerability/
CVE-2021-31573

critical

9.8

CWE

20 77

6/2/2023

26/3/2025

CVE-2021-31573: Input Validation

First published: Mon Feb 06 2023(Updated: )

In Config Manager, there is a possible command injection due to improper input validation. This could lead to remote escalation of privilege from a proximal attacker with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: A20210009; Issue ID: OSBNB00123234.

Credit: security@mediatek.com

Affected Software	Affected Version	How to fix
Mediatek EN7580 Firmware	<tlm7.3.275.0-82
Mediatek En7580 Firmware
Mediatek En7528	<tlm7.3.275.0-82
Mediatek En7528 Firmware
All of
	<tlm7.3.275.0-82

All of
	<tlm7.3.275.0-82

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Reference Links

https://corp.mediatek.com/product-security-acknowledgements

Frequently Asked Questions

What is the severity of CVE-2021-31573?
The severity of CVE-2021-31573 is considered critical due to its potential for remote escalation of privilege.
How do I fix CVE-2021-31573?
To fix CVE-2021-31573, apply the latest patch provided by Mediatek, identified as Patch ID A20210009.
Who is affected by CVE-2021-31573?
CVE-2021-31573 affects the Mediatek En7580 and En7528 firmware versions prior to tlm7.3.275.0-82.
Is user interaction needed for exploiting CVE-2021-31573?
No, user interaction is not needed for exploiting CVE-2021-31573.
What type of threat does CVE-2021-31573 pose?
CVE-2021-31573 poses a threat of command injection that could allow a proximal attacker to escalate privileges without prior execution access.

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