High severity7.5NVD Advisory· Published Apr 8, 2021· Updated Jun 17, 2026

CVE-2020-23539

Description

An issue was discovered in Realtek rtl8723de BLE Stack <= 4.1 that allows remote attackers to cause a Denial of Service via the interval field to the CONNECT_REQ message.

Affected products

Realtek/rtl8723de BLE Stackllm-create2 versions
<=4.1+ 1 more
- (no CPE)range: <=4.1
- (no CPE)
Realtek/Rtl8723de Firmware
cpe:2.3:o:realtek:rtl8723de_firmware:*:*:*:*:*:*:*:*
Range: <=4.1

Patches

Vulnerability mechanics

References

github.com/pokerfacett/MY_REQUEST/blob/df73fe140655ea44542b03ac186e6c2b47e97540/Realtek%208723ds%20BLE%20SDK%20denial%20of%20service%20attack.mdnvdExploitThird Party Advisory

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epss	0.001
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