CVE-2011-4607

Published: Aug 23, 2013Modified: Apr 29, 2026

2.1

Vector

AV:L/AC:L/Au:N/C:P/I:N/A:N

Exploitability: 3.9 / Impact: 2.9

Source: NVD

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.

Affected (3)

Products: Putty: Putty

Putty

1 product

Putty

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Putty Putty	Version 0.59
Putty Putty	Version 0.60
Putty Putty	Version 0.61

Related CWEs

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (6)

http://seclists.org/oss-sec/2011/q4/499

Source: secalert@redhat.com

http://seclists.org/oss-sec/2011/q4/500

Source: secalert@redhat.com

http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/password-not-wiped.html

Source: secalert@redhat.com

Vendor Advisory

http://seclists.org/oss-sec/2011/q4/499

Source: af854a3a-2127-422b-91ae-364da2661108

http://seclists.org/oss-sec/2011/q4/500

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/password-not-wiped.html

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.