What’s Vulnerable › Vulnerabilities

CVE-2020-8663

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-07-01 · updated 2026-06-17
• Weakness: CWE-400

Description

Envoy version 1.14.2, 1.13.2, 1.12.4 or earlier may exhaust file descriptors and/or memory when accepting too many connections.

Affected products

• envoyproxy envoy: through 1.12.4; from 1.13.0 through 1.13.2; from 1.14.0 through 1.14.2

References

• https://github.com/envoyproxy/envoy/security/advisories/GHSA-v8q7-fq78-4997
• https://www.envoyproxy.io/docs/envoy/v1.13.1/intro/version_history
• https://github.com/envoyproxy/envoy/security/advisories/GHSA-v8q7-fq78-4997
• https://www.envoyproxy.io/docs/envoy/v1.13.1/intro/version_history

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