HAProxy 3.2 before 3.4.6 allows a remote unauthenticated attacker to cause a denial of service (worker-thread CPU exhaustion) via a truncated HTTP/2 PING frame. h2c_handle_ping in src/mux_h2.c does not check for a short read, unlike the other H2 frame handler…
4.8Orta
CVE-2026-26081
Açıklama
HAProxy Community Edition 3.0 through 3.3 before 3.3.3 lacks a length check for the NEW_TOKEN format. HAProxy Enterprise and ALOHA are also affected.
Zayıflık türü (CWE):
CWE-130
Veri: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Bilgiler kaynaktaki haliyle, İngilizce yayımlanır.
Etkilenen ürünler ve sürümler
Kaynaklar ve yamalar
- https://www.haproxy.org Product
- https://git.haproxy.org/?p=haproxy-3.2.git;a=commit;h=4765277f4f915baac2d57db63538ff0a59966deb PatchVendor Advisory
CPE eşleşmeleri (NVD) (60)
cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*≥ 3.0.0 < 3.0.16cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*≥ 3.1 < 3.1.14cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*≥ 3.2 < 3.2.12cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*≥ 3.3 < 3.3.3cpe:2.3:a:haproxy:aloha:*:*:*:*:*:*:*:*≥ 16.5.0.0 < 16.5.30cpe:2.3:a:haproxy:aloha:*:*:*:*:*:*:*:*≥ 17.0.0 < 17.0.18cpe:2.3:a:haproxy:aloha:*:*:*:*:*:*:*:*≥ 17.5.0 < 17.5.16cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-337.363:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-337.390:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-337.394:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-339.395:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-339.405:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-339.415:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-339.455:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-339.466:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-339.471:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-341.475:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-342.482:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-344.495:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-344.503:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-344.561:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-344.564:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-344.591:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-344.608:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-344.641:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-344.655:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-344.672:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-345.673:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-346.792:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-346.795:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-346.800:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-346.803:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-346.810:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-346.834:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-347.835:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-348.870:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-348.875:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-349.880:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-349.883:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-349.885:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-349.903:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-349.916:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-350.918:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.0r1:1.0.0-350.928:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-345.233:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-346.274:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-346.287:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-347.299:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-347.338:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-347.362:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-347.405:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-347.419:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-347.431:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-347.449:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-348.519:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-349.585:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-350.593:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-350.602:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-350.625:*:*:*:*:*:*cpe:2.3:a:haproxy:haproxy_enterprise:3.1r1:1.0.0-350.633:*:*:*:*:*:*