CVE-2019-17067

—

CVSS 3.1

9.8 critical

EPSS

2%p75

Published

Oct 1, 2019 (Oct 1, 2019)

Modified

Jun 17, 2026

Description

PuTTY before 0.73 on Windows improperly opens port-forwarding listening sockets, which allows attackers to listen on the same port to steal an incoming connection.

Vendors: putty
Products: putty
Weakness: CWE-770
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.6%)

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