CVE-2020-8661
HIGHCVSS 7.5/10EPSS 1.82%
Last modified
CVE-2020-8661 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. CNCF Envoy through 1.13.0 may consume excessive amounts of memory when responding internally to pipelined requests.. EPSS estimates a 1.82% chance of exploitation in the next 30 days.
Description
CNCF Envoy through 1.13.0 may consume excessive amounts of memory when responding internally to pipelined requests.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cncf | Envoy | <= 1.13.0 |
| Redhat | Openshift Service Mesh | 1.0.9 |
References
- https://access.redhat.com/errata/RHSA-2020:0734Release Notes, Third Party Advisory
- https://github.com/envoyproxy/envoy/security/advisories/GHSA-36cq-ww7h-p4j7Third Party Advisory
- https://www.envoyproxy.io/docs/envoy/v1.13.1/intro/version_historyRelease Notes, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0734Release Notes, Third Party Advisory
- https://github.com/envoyproxy/envoy/security/advisories/GHSA-36cq-ww7h-p4j7Third Party Advisory
- https://www.envoyproxy.io/docs/envoy/v1.13.1/intro/version_historyRelease Notes, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-8661?
CNCF Envoy through 1.13.0 may consume excessive amounts of memory when responding internally to pipelined requests.
How severe is CVE-2020-8661?
CVE-2020-8661 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.82% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8661?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-8661?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST