CVE-2026-33602mediumCWE-122

CVE-2026-33602: falha de média gravidade em PowerDNS DNSdist

Off-by-one access when processing crafted UDP responses

Publicada em

Seguir esta CVE+ Monitorar DNSdist+ Monitorar dnsdist

Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.

13Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 6.5epss 0.7%
A rogue backend can send a crafted UDP response with a query ID off by one related to the maximum configured value, triggering an out-of-bounds write leading to a denial of service.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
Produtos afetados
PowerDNS · DNSdist
CVEs relacionadas — PowerDNS DNSdist

No mesmo produto, das mais perigosas para as menos.

CVE-2025-30194HIGHDenial of service via crafted DoH exchangeEPSS 2.3%CVE-2024-25581HIGHTransfer requests received over DoH can lead to a denial of service in DNSdistEPSS 1.1%CVE-2026-33598MEDIUMOut-of-bounds read in cache inspection via LuaEPSS 1.1%CVE-2026-24028MEDIUMOut-of-bounds read when parsing DNS packets via LuaEPSS 1.1%CVE-2026-40210MEDIUMOut-of-bounds read in SetMacAddrActionEPSS 0.7%CVE-2026-40211MEDIUMDenial of service via crafted DoH3 queriesEPSS 0.7%