High severity7.5NVD Advisory· Published Oct 27, 2020· Updated Jun 17, 2026
CVE-2020-27891
CVE-2020-27891
Description
The Zigbee protocol implementation on Texas Instruments CC2538 devices with Z-Stack 3.0.1 does not properly process a ZCL Read Reporting Configuration Response message. It crashes in zclHandleExternal().
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- Texas Instruments/CC2538 devices with Z-Stackdescription
- Range: 3.0.1
- Range: Z-Stack 3.0.1
Patches
Vulnerability mechanics
References
2- github.com/zigbeeprotocol/Z-Fuzzer/tree/master/vulnerabilitiesnvdThird Party Advisory
- www.ti.com/tool/Z-STACKnvdProductVendor Advisory
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