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CVE-2019-9900

HIGH

8.3

Beschreibung

When parsing HTTP/1.x header values, Envoy 1.9.0 and before does not reject embedded zero characters (NUL, ASCII 0x0). This allows remote attackers crafting header values containing embedded NUL characters to potentially bypass header matching rules, gaining access to unauthorized resources.

CVE Details

CVSS v3.1 Bewertung8.3

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht4/25/2019

Zuletzt geandert11/21/2024

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

envoyproxy:envoyredhat:openshift_service_mesh

Schwachen (CWE)

CWE-74

Referenzen

https://access.redhat.com/errata/RHSA-2019:0741(cve@mitre.org)

https://github.com/envoyproxy/envoy/issues/6434(cve@mitre.org)

https://github.com/envoyproxy/envoy/security/advisories/GHSA-x74r-f4mw-c32h(cve@mitre.org)

https://groups.google.com/forum/#%21topic/envoy-announce/VoHfnDqZiAM(cve@mitre.org)

https://www.envoyproxy.io/docs/envoy/v1.9.1/intro/version_history(cve@mitre.org)

https://access.redhat.com/errata/RHSA-2019:0741(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/envoyproxy/envoy/issues/6434(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/envoyproxy/envoy/security/advisories/GHSA-x74r-f4mw-c32h(af854a3a-2127-422b-91ae-364da2661108)

https://groups.google.com/forum/#%21topic/envoy-announce/VoHfnDqZiAM(af854a3a-2127-422b-91ae-364da2661108)

https://www.envoyproxy.io/docs/envoy/v1.9.1/intro/version_history(af854a3a-2127-422b-91ae-364da2661108)

IOC Korrelationen

Keine Korrelationen erfasst

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