Executive Summary

Summary
Titlesamba security update
Informations
NameDSA-4345First vendor Publication2018-11-27
VendorDebianLast vendor Modification2018-11-27
Severity (Vendor) N/ARevision1

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:S/C:N/I:N/A:P)
Cvss Base Score4Attack RangeNetwork
Cvss Impact Score2.9Attack ComplexityLow
Cvss Expoit Score8AuthenticationRequires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

Several vulnerabilities have been discovered in Samba, a SMB/CIFS file, print, and login server for Unix. The Common Vulnerabilities and Exposures project identifies the following issues:

CVE-2018-14629

Florian Stuelpner discovered that Samba is vulnerable to infinite query recursion caused by CNAME loops, resulting in denial of service.

https://www.samba.org/samba/security/CVE-2018-14629.html

CVE-2018-16841

Alex MacCuish discovered that a user with a valid certificate or smart card can crash the Samba AD DC's KDC when configured to accept smart-card authentication.

https://www.samba.org/samba/security/CVE-2018-16841.html

CVE-2018-16851

Garming Sam of the Samba Team and Catalyst discovered a NULL pointer dereference vulnerability in the Samba AD DC LDAP server allowing a user able to read more than 256MB of LDAP entries to crash the Samba AD DC's LDAP server.

https://www.samba.org/samba/security/CVE-2018-16851.html

For the stable distribution (stretch), these problems have been fixed in version 2:4.5.12+dfsg-2+deb9u4.

We recommend that you upgrade your samba packages.

For the detailed security status of samba please refer to its security tracker page at: https://security-tracker.debian.org/tracker/samba

Original Source

Url : http://www.debian.org/security/2018/dsa-4345

CWE : Common Weakness Enumeration

%idName
33 %CWE-476NULL Pointer Dereference
33 %CWE-415Double Free
33 %CWE-400Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application188
Os5
Os2

Nessus® Vulnerability Scanner

DateDescription
2019-01-03Name : The remote Fedora host is missing a security update.
File : fedora_2018-e423e8743f.nasl - Type : ACT_GATHER_INFO
2019-01-03Name : The remote Fedora host is missing a security update.
File : fedora_2018-c2a93f8e1b.nasl - Type : ACT_GATHER_INFO
2018-12-17Name : The remote Debian host is missing a security update.
File : debian_DLA-1607.nasl - Type : ACT_GATHER_INFO
2018-11-29Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2018-333-01.nasl - Type : ACT_GATHER_INFO
2018-11-29Name : The remote Debian host is missing a security-related update.
File : debian_DSA-4345.nasl - Type : ACT_GATHER_INFO
2018-11-28Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_54976998f24811e881e2005056a311d1.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
2
DateInformations
2019-02-01 09:21:20
  • Multiple Updates
2018-11-29 17:21:41
  • Multiple Updates
2018-11-27 13:19:38
  • First insertion