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ubuntuUbuntuUSN-3426-2
HistoryNov 02, 2017 - 12:00 a.m.

Samba vulnerabilities

2017-11-0200:00:00
ubuntu.com
32

7.4 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

7.4 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.651 Medium

EPSS

Percentile

97.9%

Releases

  • Ubuntu 12.04

Packages

  • samba - SMB/CIFS file, print, and login server for Unix

Details

USN-3426-1 fixed several vulnerabilities in Samba. This update
provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Stefan Metzmacher discovered that Samba incorrectly enforced SMB signing in
certain situations. A remote attacker could use this issue to perform a
machine-in-the-middle attack. (CVE-2017-12150)

Yihan Lian and Zhibin Hu discovered that Samba incorrectly handled memory
when SMB1 is being used. A remote attacker could possibly use this issue to
obtain server memory contents. (CVE-2017-12163)

OSVersionArchitecturePackageVersionFilename
Ubuntu12.04noarchsamba< 2:3.6.25-0ubuntu0.12.04.13UNKNOWN

7.4 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

7.4 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.651 Medium

EPSS

Percentile

97.9%