Detections
Analytics
PuTTY 0.52 to 0.62 Multiple Vulnerabilities
medium Nessus Plugin ID 69318
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Synopsis
The remote Windows host has an SSH client that is affected by multiple vulnerabilities.Description
The remote host has an installation of PuTTY version 0.52 or greater but earlier than version 0.63. As such, it is reportedly affected by the following vulnerabilities :- An overflow error exists in the function 'modmul' in the file 'putty/sshbn.c' that could allow heap corruption when handling DSA signatures. (CVE-2013-4206)
- A buffer overflow error exists related to modular inverse calculation, non-coprime values and DSA signature verification. (CVE-2013-4207)
- An error exists in the file 'putty/sshdss.c' that could allow disclosure of private key material.
(CVE-2013-4208)
- Multiple overflow errors exist in the files 'sshrsa.c' and 'sshdss.c'. (CVE-2013-4852)
Solution
Upgrade to PuTTY version 0.63 or later.See Also
http://www.nessus.org/u?4834e145
http://www.nessus.org/u?20c27652
http://www.nessus.org/u?7bdd07a8
Plugin Details
Severity: Medium
ID: 69318
File Name: putty_063.nasl
Version: 1.9
Type: local
Agent: windows
Family: Windows
Published: 8/13/2013
Updated: 11/26/2018
Supported Sensors: Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2013-4206
CVSS v3
Risk Factor: Medium
Base Score: 5.6
Temporal Score: 4.9
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/a:simon_tatham:putty
Required KB Items: SMB/Registry/Enumerated, installed_sw/PuTTY
Exploit Ease: No known exploits are available
Patch Publication Date: 8/6/2013
Vulnerability Publication Date: 8/6/2013
Reference Information
CVE: CVE-2013-4206, CVE-2013-4207, CVE-2013-4208, CVE-2013-4852