high · CVSS v3 8.1 · CVSS v4 7.2

CVE-2026-125402

Ettercap through 0.8.4.1 contains a heap out-of-bounds read vulnerability in sslw_get_clienthello_sni() in src/ec_sslwra…

Description

Ettercap through 0.8.4.1 contains a heap out-of-bounds read vulnerability in sslw_get_clienthello_sni() in src/ec_sslwrap.c that trusts the unchecked 16-bit SNI length field. Network-adjacent attackers can send crafted TLS ClientHello messages during SSL interception to leak up to 64 KB of heap memory upstream or crash Ettercap.

Scores

Severity
high
CVSS v2
7.8
CVSS v3
8.1
CVSS v4
7.2
EPSS
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