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Vulnerabilities

Vulnerability · CVE-2020-36979

Atheros Coex Service Application 8.0.0.255 contains an unquoted service path vulnerability in its Windows service configuration.

Published Jan 27, 2026 · catalog updated Jan 29, 2026 · Atheros Coex Service Application

Last checked Nov 7, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2020-36979. EPSS is 0.18%. Act only if a listed version of Atheros Coex Service Application is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.18%
Remediation
Vendor / distro source
Affected products
vendor Atheros Coex Service Application 8.0.0.255

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Atheros Coex Service Application 8.0.0.2558.0.0.255

How to fix CVE-2020-36979

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2020-36979. EPSS is 0.18%. Act only if a listed version of Atheros Coex Service Application is installed.

Which versions are affected?

Compare what you have installed with Atheros Coex Service Application 8.0.0.255 8.0.0.255. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.18%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Windows security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jan 27, 2026 · EUVD

    Detected

    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.

  2. Jan 29, 2026 · EUVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2020-36979

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2020-36979

    30-day exploitation probability 0.18%

    first.org
  • EUVDVulnerability recordEUVD-2020-30870

    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.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 7, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 7, 2026
  • CVE.orgNov 4, 2026
  • EUVDNov 4, 2026