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CVE-2026-1425

MEDIUM

5.6

Descricao

A security flaw has been discovered in pymumu SmartDNS up to 47.1. This vulnerability affects the function _dns_decode_rr_head/_dns_decode_SVCB_HTTPS of the file src/dns.c of the component SVBC Record Parser. The manipulation results in stack-based buffer overflow. It is possible to launch the attack remotely. A high complexity level is associated with this attack. It is stated that the exploitability is difficult. The patch is identified as 2d57c4b4e1add9b4537aeb403f794a084727e1c8. Applying a patch is advised to resolve this issue.

Detalhes CVE

Pontuacao CVSS v3.15.6

SeveridadeMEDIUM

Vetor CVSSCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

Vetor de ataqueNETWORK

ComplexidadeHIGH

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado1/26/2026

Ultima modificacao2/23/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-119CWE-121

Referencias

https://github.com/pymumu/smartdns/(cna@vuldb.com)

https://github.com/pymumu/smartdns/commit/2d57c4b4e1add9b4537aeb403f794a084727e1c8(cna@vuldb.com)

https://vuldb.com/?ctiid.342841(cna@vuldb.com)

https://vuldb.com/?id.342841(cna@vuldb.com)

https://vuldb.com/?submit.736827(cna@vuldb.com)

Correlacoes IOC

Sem correlacoes registradas

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