Executive Summary

Informations
Name CVE-2017-6542 First vendor Publication 2017-03-27
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

The ssh_agent_channel_data function in PuTTY before 0.68 allows remote attackers to have unspecified impact via a large length value in an agent protocol message and leveraging the ability to connect to the Unix-domain socket representing the forwarded agent connection, which trigger a buffer overflow.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6542

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 26
Os 1
Os 1

Nessus® Vulnerability Scanner

Date Description
2017-07-21 Name : The remote Fedora host is missing a security update.
File : fedora_2017-efdd962fee.nasl - Type : ACT_GATHER_INFO
2017-06-07 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201706-09.nasl - Type : ACT_GATHER_INFO
2017-03-20 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201703-03.nasl - Type : ACT_GATHER_INFO
2017-03-20 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2017-354.nasl - Type : ACT_GATHER_INFO
2017-03-17 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_9b973e970a9911e7ace7080027ef73ec.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

https://git.tartarus.org/?p=simon/putty.git%3Ba=commitdiff%3Bh=4ff22863d895cb...
Source Url
BID http://www.securityfocus.com/bid/97156
CONFIRM http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/vuln-agent-fwd-ove...
EXPLOIT-DB https://www.exploit-db.com/exploits/42137/
GENTOO https://security.gentoo.org/glsa/201703-03
https://security.gentoo.org/glsa/201706-09
SECTRACK http://www.securitytracker.com/id/1038067
SUSE http://lists.opensuse.org/opensuse-updates/2017-03/msg00055.html

Alert History

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Date Informations
2023-11-07 21:43:06
  • Multiple Updates
2021-08-07 01:25:27
  • Multiple Updates
2021-05-04 13:04:26
  • Multiple Updates
2021-04-22 02:17:42
  • Multiple Updates
2020-05-24 01:22:28
  • Multiple Updates
2020-05-23 02:08:14
  • Multiple Updates
2020-05-23 01:03:18
  • Multiple Updates
2019-03-22 12:09:31
  • Multiple Updates
2018-10-31 00:21:18
  • Multiple Updates
2018-01-26 12:08:25
  • Multiple Updates
2017-08-13 09:23:43
  • Multiple Updates
2017-07-22 13:24:21
  • Multiple Updates
2017-07-12 09:22:57
  • Multiple Updates
2017-07-01 09:23:58
  • Multiple Updates
2017-06-08 13:24:58
  • Multiple Updates
2017-04-01 00:23:12
  • Multiple Updates
2017-03-30 12:06:32
  • Multiple Updates
2017-03-27 21:21:14
  • First insertion