Unrated severityNVD Advisory· Published Aug 19, 2013· Updated Jun 16, 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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
21cpe:2.3:a:putty:putty:0.45:*:*:*:*:*:*:*+ 19 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:*:*:*:*:*:*:*
- (no CPE)range: <0.63
Patches
Vulnerability mechanics
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
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