CVE-2021-27433 - OpenCVE

ARM mbed-ualloc memory library version 1.3.0 is vulnerable to integer wrap-around in function mbed_krbs, which can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

AV:N/AC:L/Au:N/C:P/I:P/A:P

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Arm	Mbed Ualloc

Configuration 1 [-]

cpe:2.3:a:arm:mbed_ualloc:1.3.0:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://github.com/ARMmbed/mbed-os/pull/14408
https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04

History

No history.

MITRE

Status: PUBLISHED

Assigner: icscert

Published: 2022-05-03T20:26:51

Updated: 2024-08-03T20:48:17.236Z

Reserved: 2021-02-19T00:00:00

Link: CVE-2021-27433

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2022-05-03T21:15:08.570

Modified: 2022-05-12T19:15:26.303

Link: CVE-2021-27433

Redhat

No data.

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