VulnerabilityModified
CVE-2020-8659
CNCF Envoy through 1.13.0 may consume excessive amounts of memory when proxying HTTP/1.1 requests or responses with many small (i.e.
HIGH 7.5EPSS 1.89%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.89%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
CNCF Envoy through 1.13.0 may consume excessive amounts of memory when proxying HTTP/1.1 requests or responses with many small (i.e. 1 byte) chunks.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.89% probability · 78th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- cncf/envoy · redhat/openshift service mesh · debian/debian linux
- Source
- cve@mitre.org
References
- https://access.redhat.com/errata/RHSA-2020:0734Third Party Advisory
- https://github.com/envoyproxy/envoy/security/advisories/GHSA-jwcm-4pwp-c2qvThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/05/msg00025.htmlMailing List, Third Party Advisory
- https://www.envoyproxy.io/docs/envoy/v1.13.1/intro/version_historyRelease Notes, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2020:0734Third Party Advisory
- https://github.com/envoyproxy/envoy/security/advisories/GHSA-jwcm-4pwp-c2qvThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/05/msg00025.htmlMailing List, Third Party Advisory
- https://www.envoyproxy.io/docs/envoy/v1.13.1/intro/version_historyRelease Notes, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.