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ubuntucveUbuntu.comUB:CVE-2016-6515
HistoryAug 07, 2016 - 12:00 a.m.

CVE-2016-6515

2016-08-0700:00:00
ubuntu.com
ubuntu.com
62

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.8 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.045 Low

EPSS

Percentile

92.4%

The auth_password function in auth-passwd.c in sshd in OpenSSH before 7.3
does not limit password lengths for password authentication, which allows
remote attackers to cause a denial of service (crypt CPU consumption) via a
long string.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu12.04noarchopenssh< 1:5.9p1-5ubuntu1.10UNKNOWN
ubuntu14.04noarchopenssh< 1:6.6p1-2ubuntu2.8UNKNOWN
ubuntu16.04noarchopenssh< 1:7.2p2-4ubuntu2.1UNKNOWN

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.8 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.045 Low

EPSS

Percentile

92.4%