National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-10858 Detail

Current Description

A heap-buffer overflow was found in the way samba clients processed extra long filename in a directory listing. A malicious samba server could use this flaw to cause arbitrary code execution on a samba client. Samba versions before 4.6.16, 4.7.9 and 4.8.4 are vulnerable.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.8 HIGH
Vector: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3.0 legend)
Impact Score: 5.9
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: (AV:N/AC:L/Au:S/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): Single
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/105085 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1042002 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:2612 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2613 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3056 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3470 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10858 Issue Tracking Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10284
https://security.netapp.com/advisory/ntap-20180814-0001/ Third Party Advisory
https://usn.ubuntu.com/3738-1/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4271 Third Party Advisory
https://www.samba.org/samba/security/CVE-2018-10858.html Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
4.6.16
 cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
4.7.0
Up to (excluding)
4.7.9
 cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
4.8.0
Up to (excluding)
4.8.4

Configuration 4 ( hide )
 cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

8 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-10858
NVD Published Date:
08/22/2018
NVD Last Modified:
06/26/2019