CVE-2013-4208

medium

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.

References

http://www.openwall.com/lists/oss-security/2013/08/06/11

http://www.debian.org/security/2013/dsa-2736

http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped.html

http://secunia.com/advisories/54533

http://secunia.com/advisories/54379

http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html

Details

Source: Mitre, NVD

Published: 2013-08-19

Updated: 2019-03-21

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:N

Severity: Low

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Severity: Medium