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OpenAdvisories
Medium DSA-5588-1 1 CVE

putty - security update

Published Dec 24, 2023 · Updated Mar 9, 2026

Ecosystem: Debian

Fixed packages 2

ReleasePackageFixed in
Debian · 11 putty 0.74-1+deb11u1
Debian · 12 putty 0.78-2+deb12u1

Vulnerabilities 1

  • Medium 5.9
    CVE-2023-48795 Public exploit Scanner template EPSS 94%

    Prefix Truncation Attack against ChaCha20-Poly1305 and Encrypt-then-MAC aka Terrapin

    The SSH transport protocol with certain OpenSSH extensions, found in OpenSSH before 9.6 and other products, allows remote attackers to bypass integrity checks such that some packets are omitted (from the extension negotiation message), and a client and server…

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