CVE-2026-67858
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 7.5epss 0.5%
probabilidad de explotación
0.5%top 61% de las CVE
explotación observada
noninguna fuente lo reporta
Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server (LDS) is built with multicast discovery enabled through the MDNSD backend. An unauthenticated remote attacker can send a RegisterServer or RegisterServer2 request containing many unique discoveryUrls. This allows remote attackers to cause a denial of service.
CVSS:3.1/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N
Productos afectados
n/a · n/aReferencias
https://github.com/open62541/open62541/blob/master/doc/building.rsthttps://github.com/open62541/open62541/blob/master/src/server/ua_discovery_mdns.chttps://github.com/open62541/open62541/blob/master/src/server/ua_services_discovery.chttps://github.com/open62541/open62541/issues/8094https://github.com/open62541/open62541/tree/master/examples/discovery