7.5
HIGH
CVE-2015-8467
Samba Samba DC Administrative Privilege Bypass Vulnerability
Description

The samldb_check_user_account_control_acl function in dsdb/samdb/ldb_modules/samldb.c in Samba 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3 does not properly check for administrative privileges during creation of machine accounts, which allows remote authenticated users to bypass intended access restrictions by leveraging the existence of a domain with both a Samba DC and a Windows DC, a similar issue to CVE-2015-2535.

INFO

Published Date :

Dec. 29, 2015, 10:59 p.m.

Last Modified :

Nov. 7, 2023, 2:28 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

1.6
Affected Products

The following products are affected by CVE-2015-8467 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Canonical ubuntu_linux
1 Debian debian_linux
1 Samba samba
References to Advisories, Solutions, and Tools

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2015-8467 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-8467 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=b000da128b5fb519d2d3f2e7fd20e4a25b7dae7d [No types assigned]
    Removed Reference MITRE https://git.samba.org/?p=samba.git;a=commit;h=b000da128b5fb519d2d3f2e7fd20e4a25b7dae7d
  • Modified Analysis by [email protected]

    Aug. 29, 2022

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html Mailing List, Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html Mailing List, Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html Mailing List, Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html Mailing List, Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html Mailing List, Third Party Advisory
    Changed Reference Type http://www.debian.org/security/2016/dsa-3433 No Types Assigned http://www.debian.org/security/2016/dsa-3433 Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/79735 No Types Assigned http://www.securityfocus.com/bid/79735 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.securitytracker.com/id/1034493 No Types Assigned http://www.securitytracker.com/id/1034493 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.ubuntu.com/usn/USN-2855-1 No Types Assigned http://www.ubuntu.com/usn/USN-2855-1 Third Party Advisory
    Changed Reference Type http://www.ubuntu.com/usn/USN-2855-2 No Types Assigned http://www.ubuntu.com/usn/USN-2855-2 Third Party Advisory
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1290294 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1290294 Issue Tracking, Third Party Advisory
    Changed Reference Type https://git.samba.org/?p=samba.git;a=commit;h=b000da128b5fb519d2d3f2e7fd20e4a25b7dae7d No Types Assigned https://git.samba.org/?p=samba.git;a=commit;h=b000da128b5fb519d2d3f2e7fd20e4a25b7dae7d Patch, Vendor Advisory
    Changed Reference Type https://security.gentoo.org/glsa/201612-47 No Types Assigned https://security.gentoo.org/glsa/201612-47 Third Party Advisory
    Removed CWE NIST CWE-264
    Added CWE NIST CWE-269
    Changed CPE Configuration OR *cpe:2.3:a:samba:samba:4.0.0:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.1:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.2:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.3:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.4:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.5:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.6:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.7:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.8:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.9:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.10:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.11:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.12:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.13:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.14:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.15:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.16:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.17:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.18:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.19:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.20:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.21:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.22:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.23:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.24:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.0:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.1:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.2:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.3:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.4:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.5:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.6:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.7:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.8:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.9:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.10:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.11:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.12:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.13:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.14:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.15:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.16:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.17:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.18:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.19:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.20:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.21:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.2.4:*:*:*:*:*:*:* OR *cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* versions from (including) 4.0.0 up to (excluding) 4.1.22 *cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* versions from (including) 4.2.0 up to (excluding) 4.2.7 *cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* versions from (including) 4.3.0 up to (excluding) 4.3.3
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Dec. 31, 2016

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201612-47 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 07, 2016

    Action Type Old Value New Value
    Added Reference http://www.ubuntu.com/usn/USN-2855-1 [No Types Assigned]
    Added Reference http://www.securitytracker.com/id/1034493 [No Types Assigned]
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.html [No Types Assigned]
    Added Reference http://www.debian.org/security/2016/dsa-3433 [No Types Assigned]
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.html [No Types Assigned]
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.html [No Types Assigned]
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.html [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 06, 2016

    Action Type Old Value New Value
    Added Reference http://www.ubuntu.com/usn/USN-2855-2 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 03, 2016

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.html [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/79735 [No Types Assigned]
  • Modified Analysis by [email protected]

    Dec. 30, 2015

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:samba:samba:4.1.21:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.20:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.19:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.18:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.17:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.2.4:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.9:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.8:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.7:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.6:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.5:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.4:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.3:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.2:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.16:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.15:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.14:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.13:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.12:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.11:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.10:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.1:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.1.0:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.9:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.8:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.7:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.6:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.5:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.4:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.3:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.24:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.23:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.22:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.21:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.20:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.2:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.19:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.18:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.17:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.16:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.15:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.14:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.13:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.12:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.11:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.10:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.1:*:*:*:*:*:*:* *cpe:2.3:a:samba:samba:4.0.0:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:M/Au:S/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.samba.org/samba/security/CVE-2015-8467.html No Types Assigned https://www.samba.org/samba/security/CVE-2015-8467.html Advisory
    Added CWE CWE-264
  • Initial Analysis by [email protected]

    Dec. 30, 2015

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2015-8467 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2015-8467 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

1.28 }} 0.64%

score

0.84209

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability