CVE-2021-29258

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Source

https://cve.org/CVERecord?id=CVE-2021-29258

Import Source

https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-29258.json

JSON Data

https://api.test.osv.dev/v1/vulns/CVE-2021-29258

Aliases

BIT-envoy-2021-29258

Downstream

RHSA (2)

RHSA-2021:1322
RHSA-2021:1324

Related

GHSA (2)

GHSA-rqvq-hxw5-776j
GHSA-xw4q-6pj2-5gfg

Published

2021-05-20T17:15:07Z

Modified

2026-05-16T04:03:03Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator

Summary

[none]

Details

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.

References

https://blog.envoyproxy.io
https://github.com/envoyproxy/envoy/releases/tag/v1.14.0
https://github.com/envoyproxy/envoy/security/advisories/GHSA-rqvq-hxw5-776j
https://github.com/envoyproxy/envoy/security/advisories/GHSA-xw4q-6pj2-5gfg
https://github.com/envoyproxy/envoy-setec/pull/230

CVE-2021-29258

Affected packages