CVE-2023-54365
highpriority · track · 0EPSS 0.008 · 56 %ileEUUSEPSS · scored 2026-10-27
Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.6–8.7
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (11)
Products and version ranges known to be affected.
advisories (2)
Vendor and ecosystem advisories describing this.
- GHSA-7v4p-328v-8v5gTraefik vulnerable to HTTP/2 request causing denial of service 2023-10-17ghsa · osvUS
### Impact A vulnerability CVE-2023-39325 exists in [Go managing HTTP/2 requests](https://groups.google.com/g/golang-announce/c/iNNxDTCjZvo/m/UDd7VKQuAAAJ?pli=1), which impacts Traefik. This vulnerability could be exploited to cause a denial of service. ### References - [CVE-2023-44487](https://www.cve.org/CVERecord?id=CVE-2023-44487) - [CVE-2023-39325](https://www.cve.org/CVERecord?id=CVE-2023-39325) ### Patches - https://github.com/traefik/traefik/releases/tag/v2.10.5 - https://github.com/traefik/traefik/releases/tag/v3.0.0-beta4
- BIT-golang-2023-54365Traefik - Denial of Service via HTTP/2 Request Handling2026-07-09vendor · osvUS
Traefik before 2.10.5 and 3.0.0 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.
also known as (5)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (9)
External citations — patches, advisories, analysis.
- https://github.com/traefik/traefik/security/advisories/GHSA-7v4p-328v-8v5gcnnvd
- https://www.vulncheck.com/advisories/traefik-denial-of-service-via-http-2-request-handlingcnnvd
- https://github.com/traefik/traefik/security/advisories/GHSA-7v4p-328v-8v5genisa_euvd
- https://www.vulncheck.com/advisories/traefik-denial-of-service-via-http-2-request-handlingenisa_euvd
- https://access.redhat.com/security/cve/CVE-2023-54365Third Party Advisorynvd
- https://bugzilla.redhat.com/show_bug.cgi?id=2491710Third Party Advisorynvd
- https://github.com/traefik/traefik/security/advisories/GHSA-7v4p-328v-8v5gPatchVendor Advisorynvd
- https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-54365.jsonThird Party Advisorynvd
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