Critical severity9.8NVD Advisory· Published Oct 1, 2019· Updated Jun 17, 2026

CVE-2019-17067

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Putty/Putty2 versions
cpe:2.3:a:putty:putty:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:putty:putty:*:*:*:*:*:*:*:*range: <0.73
- (no CPE)range: <0.73
PuTTY/PuTTYdescription

Patches

Vulnerability mechanics

References

lists.tartarus.org/pipermail/putty-announce/2019/000029.htmlnvdMailing ListThird Party Advisory
security.netapp.com/advisory/ntap-20191127-0003/nvd

News mentions

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cvss	0.637
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000