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.
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Mon, 09 Nov 2026 23:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | Ettercap through 0.8.4.1 Heap Out-of-Bounds Read via TLS SNI Parsing | |
| First Time appeared |
Ettercap-project
Ettercap-project ettercap |
|
| Weaknesses | CWE-125 | |
| CPEs | cpe:2.3:a:ettercap-project:ettercap:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Ettercap-project
Ettercap-project ettercap |
|
| References |
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|
| Metrics |
cvssV3_1
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Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-11-09T23:28:04.231Z
Reserved: 2026-11-09T22:03:15.846Z
Link: CVE-2026-125402
No data.
Status : Received
Published: 2026-11-10T00:17:14.703
Modified: 2026-11-10T00:17:14.703
Link: CVE-2026-125402
No data.
OpenCVE Enrichment
Updated: 2026-11-10T01:15:07Z
Weaknesses