CVE-2020-36979

HIGH

Atheros Coex Service App 8.0.0.255 - Privilege Escalation

Title source: llm

Description

Atheros Coex Service Application 8.0.0.255 contains an unquoted service path vulnerability in its Windows service configuration. Attackers can exploit the unquoted path by placing malicious executables in the service path to gain elevated system privileges during service startup.

Exploits (1)

exploitdb WRITEUP

by Isabel Lopez · textlocalwindows

https://www.exploit-db.com/exploits/49053

View Code ZIP pw:eip

References (4)

[Exploit, Third Party Advisory] https://www.exploit-db.com/exploits/49053

[Various Sources] https://www.file.net/process/ath_coexagent.exe.html

[Various Sources] https://www.boostbyreason.com/resource-file-9102-ath_coexagent-exe.aspx

[Third Party Advisory] https://www.vulncheck.com/advisories/atheros-coex-service-application-zatheros-btwlan-coex-agent-unquoted-service-path

Scores

CVSS v3 7.8

EPSS 0.0001

EPSS Percentile 0.5%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-428

Status published

Products (1)

Atheros/Coex Service Application 8.0.0.255

Published Jan 27, 2026

Tracked Since Feb 18, 2026