Vulnerability CVE-2011-4607
Published: 2013-08-23

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.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Simon tatham -> Putty 
Putty -> Putty 

 References:
http://seclists.org/oss-sec/2011/q4/499
http://seclists.org/oss-sec/2011/q4/500
http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/password-not-wiped.html
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