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ubuntucveUbuntu.comUB:CVE-2017-6542
HistoryMar 27, 2017 - 12:00 a.m.

CVE-2017-6542

2017-03-2700:00:00
ubuntu.com
ubuntu.com
11

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.409 Medium

EPSS

Percentile

97.3%

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.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu16.04noarchputty< 0.67-3build0.16.04.1UNKNOWN

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.409 Medium

EPSS

Percentile

97.3%