Vulnerability Details : CVE-2013-4208
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.
Vulnerability category: Information leak
Products affected by CVE-2013-4208
- cpe:2.3:a:putty:putty:0.48:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.49:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.53b:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.50:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.51:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.54:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.52:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.55:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.61:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.60:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.59:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.58:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.57:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.45:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.47:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.56:*:*:*:*:*:*:*
- cpe:2.3:a:putty:putty:0.46:*:*:*:*:*:*:*
- cpe:2.3:a:simon_tatham:putty:*:*:*:*:*:*:*:*
- cpe:2.3:a:simon_tatham:putty:0.53:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2013-4208
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2013-4208
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST |
CWE ids for CVE-2013-4208
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-4208
-
http://www.openwall.com/lists/oss-security/2013/08/06/11
oss-security - CVE request: three additional flaws fixed in putty 0.63
-
http://www.debian.org/security/2013/dsa-2736
Debian -- Security Information -- DSA-2736-1 putty
-
http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html
openSUSE-SU-2013:1347-1: moderate: filezilla: 3.7.3 version and security
-
http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped.html
PuTTY vulnerability private-key-not-wiped
Jump to