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HIGH · 7.3

CVE-2021-22680

NXP MQX Versions 5.1 and prior are vulnerable to integer overflow in mem_alloc, _lwmem_alloc and _partition functions. This unverified memory assignment can lead to arbitrary memory allocation, result...

Vulnerability Description

NXP MQX Versions 5.1 and prior are vulnerable to integer overflow in mem_alloc, _lwmem_alloc and _partition functions. This unverified memory assignment can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

CVSS Score

7.3

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW

Affected Products

VendorProductVersions
NxpMqx<= 5.1

Related Weaknesses (CWE)

CWE-190

References

FAQ

What is CVE-2021-22680?

CVE-2021-22680 is a vulnerability with a CVSS score of 7.3 (HIGH). NXP MQX Versions 5.1 and prior are vulnerable to integer overflow in mem_alloc, _lwmem_alloc and _partition functions. This unverified memory assignment can lead to arbitrary memory allocation, result...

How severe is CVE-2021-22680?

CVE-2021-22680 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-22680?

Check the references section above for vendor advisories and patch information. Affected products include: Nxp Mqx.