PT-2013-4899 · Simon Tatham · Putty

Published 2013-08-09 · Updated 2024-06-15 · CVE-2013-4208

Positive Technologies (AI Summary)

CVSS v2.0

2.1

Low

Base vector

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

Name of the Vulnerable Software and Affected Versions PuTTY versions prior to 0.63

Description The issue concerns the rsa verify function, which does not properly clear sensitive process memory after use and fails to free certain structures containing sensitive process memory. This could potentially allow local users to discover private RSA and DSA keys.

Recommendations For versions prior to 0.63, update to version 0.63 or later to resolve the issue.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2013-4208

DSA-2736-1

MGASA-2013-0242

OPENSUSE-SU-2024:10399-1

Affected Products

Putty

References · 23

• http://secunia.com/advisories/54379 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2013-4208 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2013-4208 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2013-0242.html · Security Note
• https://osv.dev/vulnerability/CVE-2013-4208 · Vendor Advisory
• http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2013-4208 · Security Note
• https://osv.dev/vulnerability/MGASA-2013-0242 · Vendor Advisory
• http://debian.org/security/2013/dsa-2736 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10399-1 · Vendor Advisory
• http://chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-bignum-division-by-zero.html · Note
• http://chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped.html · Note
• http://openwall.com/lists/oss-security/2013/08/06/11 · Note
• https://suse.com/security/cve/CVE-2013-4206 · Note
• https://suse.com/security/cve/CVE-2013-4852 · Note