An issue was discovered in Envoy 1.14.0. There is a remotely exploitable crash for HTTP2 Metadata, because an empty METADATA map triggers a Reachable Assertion.
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-29258US | high7.5 | — | ||
An issue was discovered in Envoy 1.14.0. There is a remotely exploitable crash for HTTP2 Metadata, because an empty METADATA map triggers a Reachable Assertion. | ||||
02
references
External citations — patches, advisories, analysis.
- https://blog.envoyproxy.ioADVISORY
- https://github.com/envoyproxy/envoy-setec/pull/230WEB
- https://github.com/envoyproxy/envoy/releases/tag/v1.14.0ADVISORY
- https://github.com/envoyproxy/envoy/security/advisories/GHSA-rqvq-hxw5-776jADVISORY
- https://github.com/envoyproxy/envoy/security/advisories/GHSA-xw4q-6pj2-5gfgADVISORY
- https://nvd.nist.gov/vuln/detail/CVE-2021-29258WEB
scry
Advisories like this name the exposed products attackers go after on your perimeter. See what is exposed on your perimeter with a free passive scan.
Free scan