CVE-2021-30636

In MediaTek LinkIt SDK before 4.6.1, there is a possible memory corruption due to an integer overflow during mishandled memory allocation by pvPortCalloc and pvPortRealloc.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04	Mitigation Third Party Advisory US Government Resource VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:mediatek:linkit_software_development_kit:*:*:*:*:*:*:*:*

History

28 Jan 2022, 03:02

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 7.5 v3 : 9.8
CPE		cpe:2.3:a:mediatek:linkit_software_development_kit::::::::
CWE		CWE-190
References	~~(MISC) https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04 -~~	(MISC) https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04 - Mitigation, Third Party Advisory, US Government Resource, VDB Entry

24 Jan 2022, 01:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-01-24 01:15

Updated : 2024-02-04 22:08

NVD link : CVE-2021-30636

Mitre link : CVE-2021-30636

CVE.ORG link : CVE-2021-30636

JSON object : View

Products Affected

mediatek

linkit_software_development_kit

CWE

CWE-190

Integer Overflow or Wraparound

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