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ubuntuUbuntuUSN-3738-1
HistoryAug 14, 2018 - 12:00 a.m.

Samba vulnerabilities

2018-08-1400:00:00
ubuntu.com
49

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.9 High

AI Score

Confidence

High

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

79.2%

Releases

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

Packages

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

Details

Svyatoslav Phirsov discovered that the Samba libsmbclient library
incorrectly handled extra long filenames. A malicious server could use this
issue to cause Samba to crash, resulting in a denial of service, or
possibly execute arbitrary code. (CVE-2018-10858)

Volker Mauel discovered that Samba incorrectly handled database output.
When used as an Active Directory Domain Controller, a remote authenticated
attacker could use this issue to cause Samba to crash, resulting in a
denial of service. This issue only affected Ubuntu 18.04 LTS.
(CVE-2018-10918)

Phillip Kuhrt discovered that the Samba LDAP server incorrectly handled
certain confidential attribute values. A remote authenticated attacker
could possibly use this issue to obtain certain sensitive information.
(CVE-2018-10919)

Vivek Das discovered that Samba incorrectly handled NTLMv1 being explicitly
disabled on the server. A remote user could possibly be authenticated using
NTLMv1, contrary to expectations. This issue only affected Ubuntu 18.04
LTS. (CVE-2018-1139)

OSVersionArchitecturePackageVersionFilename
Ubuntu18.04noarchlibsmbclient< 2:4.7.6+dfsg~ubuntu-0ubuntu2.2UNKNOWN
Ubuntu18.04noarchctdb< 2:4.7.6+dfsg~ubuntu-0ubuntu2.2UNKNOWN
Ubuntu18.04noarchctdb-dbgsym< 2:4.7.6+dfsg~ubuntu-0ubuntu2.2UNKNOWN
Ubuntu18.04noarchlibnss-winbind< 2:4.7.6+dfsg~ubuntu-0ubuntu2.2UNKNOWN
Ubuntu18.04noarchlibnss-winbind-dbgsym< 2:4.7.6+dfsg~ubuntu-0ubuntu2.2UNKNOWN
Ubuntu18.04noarchlibpam-winbind< 2:4.7.6+dfsg~ubuntu-0ubuntu2.2UNKNOWN
Ubuntu18.04noarchlibpam-winbind-dbgsym< 2:4.7.6+dfsg~ubuntu-0ubuntu2.2UNKNOWN
Ubuntu18.04noarchlibparse-pidl-perl< 2:4.7.6+dfsg~ubuntu-0ubuntu2.2UNKNOWN
Ubuntu18.04noarchlibsmbclient-dbgsym< 2:4.7.6+dfsg~ubuntu-0ubuntu2.2UNKNOWN
Ubuntu18.04noarchlibsmbclient-dev< 2:4.7.6+dfsg~ubuntu-0ubuntu2.2UNKNOWN
Rows per page:
1-10 of 1171

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.9 High

AI Score

Confidence

High

6.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.007 Low

EPSS

Percentile

79.2%