CVE-2011-4607

Name	CVE-2011-4607
Description	PuTTY 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.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
putty (PTS)	buster	0.70-6	fixed
	bullseye	0.74-1	fixed
	bookworm, sid	0.78-2	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
putty	source	squeeze	0.60+2010-02-20-1+squeeze2
putty	source	(unstable)	0.62-1	unimportant

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