2021-1887 | Qualcomm Snapdragon Wired Infrastructure and Networking WLAN Subsystem assertion

By Max On Jul 16, 2021

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7.2	$0-$5k	0.80

A vulnerability was found in Qualcomm Snapdragon Wired Infrastructure and Networking (Chip Software) (the affected version unknown). It has been classified as critical. This affects an unknown part of the component WLAN Subsystem. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-617. This is going to have an impact on availability. The summary by CVE is:

An assertion can be reached in the WLAN subsystem while using the Wi-Fi Fine Timing Measurement protocol in Snapdragon Wired Infrastructure and Networking

The weakness was disclosed 07/13/2021. The advisory is shared at qualcomm.com. This vulnerability is uniquely identified as CVE-2021-1887 since 12/08/2020. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/16/2021).

Upgrading eliminates this vulnerability.

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