Vulnerability in Envoyproxy Envoy
CVE-2020-12604
Envoy version 1.14.2, 1.13.2, 1.12.4 or earlier is susceptible to increased memory usage in the case where an HTTP/2 client requests a large payload but does not send enough window updates to consume the entire stream and does not reset the stream.
EPSS: 0.017 (74.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Envoyproxy Envoy — versions 1.13.2, 1.14.2
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-12604?
- CVE-2020-12604 is a high-severity vulnerability in Envoyproxy Envoy, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.5/10. Published 2020-07-01.
- How severe is CVE-2020-12604?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-12604 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.