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PuTTY Denial Of Service Vulnerability June15 (Windows)

Information

Severity

Severity

Medium

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Wont Fix

Created

Created

7 years ago

Modified

Modified

4 years ago

Summary

The host is installed with PuTTY and is prone to denial of service vulnerability.

Insight

Insight

The flaw is due to ssh dh group exchange does not verify user reply.

Affected Software

Affected Software

PuTTY version 0.64 on Windows.

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host.

Solution

Solution

No known solution was made available for at least one year since the disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.