PT-2026-56618 · Davenardella · Snap7

Chuan Wei + 1 · Publicado 2026-07-08 · Atualizado 2026-07-08 · CVE-2026-15105

Mitre

CVSS v3.1

6.3

Média

Vetor base

AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

A flaw has been found in davenardella snap7 up to 1.4.3. This affects the function TS7Worker::PerformFunctionRead of the file src/core/s7 server.cpp of the component ReadVar Request Handler. This manipulation causes deserialization. The attack requires access to the local network. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Exploit

Correção

Deserialization of Untrusted Data

RCE

Enumeração de Fraquezas

CWE-502

CWE-20

Identificadores relacionados

CVE-2026-15105

Produtos afetados

Snap7

Referências · 8

• 🔥❌ https://github.com/user-attachments/files/28681740/poc.zip · Exploit, Deleted
• https://github.com/davenardella/snap7/issues/16 · Nota
• https://vuldb.com/submit/851026 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2026-15105 · Nota de Segurança
• https://vuldb.com/vuln/376946 · Nota
• https://vuldb.com/cve/CVE-2026-15105 · Nota
• https://vuldb.com/vuln/376946/cti · Nota
• https://github.com/davenardella/snap7 · Nota