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ubuntuUbuntuUSN-3795-1
HistoryOct 17, 2018 - 12:00 a.m.

libssh vulnerability

2018-10-1700:00:00
ubuntu.com
493

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

9.5

Confidence

High

EPSS

0.136

Percentile

95.7%

JSON

Releases

  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • libssh - A tiny C SSH library

Details

Peter Winter-Smith discovered that libssh incorrectly handled
authentication when being used as a server. A remote attacker could use
this issue to bypass authentication without any credentials.

OSVersionArchitecturePackageVersionFilename
Ubuntu18.04noarchlibssh-4< 0.8.0~20170825.94fa1e38-1ubuntu0.1UNKNOWN
Ubuntu18.04noarchlibssh-4-dbgsym< 0.8.0~20170825.94fa1e38-1ubuntu0.1UNKNOWN
Ubuntu18.04noarchlibssh-dev< 0.8.0~20170825.94fa1e38-1ubuntu0.1UNKNOWN
Ubuntu18.04noarchlibssh-doc< 0.8.0~20170825.94fa1e38-1ubuntu0.1UNKNOWN
Ubuntu18.04noarchlibssh-gcrypt-4< 0.8.0~20170825.94fa1e38-1ubuntu0.1UNKNOWN
Ubuntu18.04noarchlibssh-gcrypt-4-dbgsym< 0.8.0~20170825.94fa1e38-1ubuntu0.1UNKNOWN
Ubuntu18.04noarchlibssh-gcrypt-dev< 0.8.0~20170825.94fa1e38-1ubuntu0.1UNKNOWN
Ubuntu16.04noarchlibssh-4< 0.6.3-4.3ubuntu0.1UNKNOWN
Ubuntu16.04noarchlibssh-4-dbgsym< 0.6.3-4.3ubuntu0.1UNKNOWN
Ubuntu16.04noarchlibssh-dbg< 0.6.3-4.3ubuntu0.1UNKNOWN
Rows per page:
1-10 of 221

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CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

9.5

Confidence

High

EPSS

0.136

Percentile

95.7%

JSON
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