CVE-2011-4607 Information disclosure in n/a

Low 2.1 Published 23 Aug 2013 Updated 16 Sep 2024

Local attackers can read login passwords from process memory in PuTTY due to failure to clear sensitive data during authentication.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2011-4607?

CVE-2011-4607 is a low-severity vulnerability in n/a, published on 23 Aug 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-119

Which versions are affected by CVE-2011-4607?

It affects 1 product.

Products include Putty Putty.

How do I fix CVE-2011-4607?

Upgrade to a fixed version.

Is CVE-2011-4607 being exploited?

There is no known exploitation of CVE-2011-4607 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2011-4607, GHSA-h9rc-mm9p-hjjg.