CVE-2011-4607

NameCVE-2011-4607
DescriptionPuTTY 0.59 through 0.61 does not clear sensitive process memory when managing user replies that occur during keyboard-interactive authentication, which might allow local users to read login passwords by obtaining access to the process' memory.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
putty (PTS)jessie, jessie (lts)0.63-10+deb8u2fixed
stretch (security), stretch (lts), stretch0.67-3+deb9u1fixed
buster (security), buster, buster (lts)0.74-1+deb11u1~deb10u2fixed
bullseye0.74-1+deb11u2fixed
bullseye (security)0.74-1+deb11u1fixed
bookworm0.78-2+deb12u2fixed
bookworm (security)0.78-2+deb12u1fixed
sid, trixie0.82-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
puttysourcesqueeze0.60+2010-02-20-1+squeeze2
puttysource(unstable)0.62-1unimportant

Notes

DSA-2736-1
http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/password-not-wiped.html
Hardening measure, not a vulnerability

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