High severity · published Oct 27, 2020
CVE-2020-27892
The Zigbee protocol implementation on Texas Instruments CC2538 devices with Z-Stack 3.0.1 does not properly process a ZCL Discover Commands Received Response message or a ZCL…
7.5
CVSS
1.5%
EPSS
No
On KEV
Description
The Zigbee protocol implementation on Texas Instruments CC2538 devices with Z-Stack 3.0.1 does not properly process a ZCL Discover Commands Received Response message or a ZCL Discover Commands Generated Response message. It crashes in zclParseInDiscCmdsRspCmd().
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZS
Z-stack · TI
3.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-27892
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-27892
Third Party Advisory
https://github.com/zigbeeprotocol/Z-Fuzzer/tree/master/vulnerabilities
Product
https://www.ti.com/tool/Z-STACK
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