CVE Vulnerability

CVE-2020-27890

The Zigbee protocol implementation on Texas Instruments CC2538 devices with Z-Stack 3.0.1 does not properly process a ZCL Write Attributes No Response message. It crashes in zclParseInWriteCmd() and does not update the specific attribute's value.

6.4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

8.2 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/zigbeeprotocol/Z-Fuzzer/tree/master/vulnerabilities Third Party Advisory
https://www.ti.com/tool/Z-STACK Product Vendor Advisory
Configurations

Configuration 1
Information

Published : 2020-10-27 09:15

Updated : 2021-07-21 11:39

NVD link : CVE-2020-27890

Mitre link : CVE-2020-27890

Products Affected
No products.
CWE
NVD-CWE-noinfo