Cyber Resilience

CVE-2021-31573

CriticalRCE

Published: 06 February 2023

Published
06 February 2023
Modified
26 March 2025
KEV Added
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Patch
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CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0271 86.2th percentile
Risk Priority 21 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-31573 is a critical-severity Command Injection (CWE-77) vulnerability in Mediatek En7580 Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 13.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

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ID: A20210009; Issue ID: OSBNB00123234.

CWE(s)
CWE-77

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mediatek
en7580 firmware
≤ tlm7.3.275.0-82
mediatek
en7528 firmware
≤ tlm7.3.275.0-82

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References