Executive Summary

Informations
Name CVE-2025-8671 First vendor Publication 2025-08-13
Vendor Cve Last vendor Modification 2025-08-17

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
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Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

A mismatch caused by client-triggered server-sent stream resets between HTTP/2 specifications and the internal architectures of some HTTP/2 implementations may result in excessive server resource consumption leading to denial-of-service (DoS). By opening streams and then rapidly triggering the server to reset them—using malformed frames or flow control errors—an attacker can exploit incorrect stream accounting. Streams reset by the server are considered closed at the protocol level, even though backend processing continues. This allows a client to cause the server to handle an unbounded number of concurrent streams on a single connection. This CVE will be updated as affected product details are released.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-8671

Sources (Detail)

https://deepness-lab.org/publications/madeyoureset/
https://galbarnahum.com/made-you-reset
https://github.com/envoyproxy/envoy/issues/40739
https://github.com/h2o/h2o/commit/4729b661e3c6654198d2cc62997e1af58bef4b80
https://github.com/h2o/h2o/security/advisories/GHSA-mrjm-qq9m-9mjq
https://github.com/Kong/kong/discussions/14731
https://github.com/varnish/hitch/issues/397
https://gitlab.isc.org/isc-projects/bind9/-/issues/5325
https://kb.cert.org/vuls/id/767506
https://support2.windriver.com/index.php?page=security-notices
https://varnish-cache.org/security/VSV00017.html
https://www.fastlystatus.com/incident/377810
https://www.imperva.com/blog/madeyoureset-turning-http-2-server-against-itself/
https://www.suse.com/support/kb/doc/?id=000021980
Source Url

Alert History

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Date Informations
2025-08-18 17:20:01
  • First insertion