Unrated severityNVD Advisory· Published Aug 19, 2013· Updated Apr 29, 2026
CVE-2013-4208
CVE-2013-4208
Description
The rsa_verify function in PuTTY before 0.63 (1) does not clear sensitive process memory after use and (2) does not free certain structures containing sensitive process memory, which might allow local users to discover private RSA and DSA keys.
Affected products
19cpe:2.3:a:putty:putty:0.45:*:*:*:*:*:*:*+ 18 more
- cpe:2.3:a:putty:putty:0.45:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.46:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.47:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.48:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.49:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.50:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.51:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.52:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.53b:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.54:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.55:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.56:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.57:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.58:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.59:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.60:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.61:*:*:*:*:*:*:*
- cpe:2.3:a:simon_tatham:putty:*:*:*:*:*:*:*:*range: <=0.62
- cpe:2.3:a:simon_tatham:putty:0.53:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
6- secunia.com/advisories/54379nvdVendor Advisory
- lists.opensuse.org/opensuse-updates/2013-08/msg00035.htmlnvd
- secunia.com/advisories/54533nvd
- www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped.htmlnvd
- www.debian.org/security/2013/dsa-2736nvd
- www.openwall.com/lists/oss-security/2013/08/06/11nvd
News mentions
0No linked articles in our index yet.