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cve[email protected]CVE-2013-4208
HistoryAug 19, 2013 - 11:55 p.m.

CVE-2013-4208

2013-08-1923:55:08
CWE-200
web.nvd.nist.gov
35
information security
putty
rsa
dsa
vulnerability
memory management
cve-2013-4208

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

5.9 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%

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 configurations

NVD
Node
puttyputtyMatch0.45
OR
puttyputtyMatch0.46
OR
puttyputtyMatch0.47
OR
puttyputtyMatch0.48
OR
puttyputtyMatch0.49
OR
puttyputtyMatch0.50
OR
puttyputtyMatch0.51
OR
puttyputtyMatch0.52
OR
puttyputtyMatch0.53b
OR
puttyputtyMatch0.54
OR
puttyputtyMatch0.55
OR
puttyputtyMatch0.56
OR
puttyputtyMatch0.57
OR
puttyputtyMatch0.58
OR
puttyputtyMatch0.59
OR
puttyputtyMatch0.60
OR
puttyputtyMatch0.61
OR
simon_tathamputtyRange≀0.62
OR
simon_tathamputtyMatch0.53

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

5.9 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%