6.5
MEDIUM
CVE-2018-14629
Samba LDAP CNAME Loop Denial of Service
Description

A denial of service vulnerability was discovered in Samba's LDAP server before versions 4.7.12, 4.8.7, and 4.9.3. A CNAME loop could lead to infinite recursion in the server. An unprivileged local attacker could create such an entry, leading to denial of service.

INFO

Published Date :

Nov. 28, 2018, 2:29 p.m.

Last Modified :

Oct. 9, 2019, 11:35 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2018-14629 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

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2018-14629.

URL Resource
http://www.securityfocus.com/bid/106022 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14629 Exploit Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/12/msg00005.html Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202003-52
https://security.netapp.com/advisory/ntap-20181127-0001/ Third Party Advisory
https://usn.ubuntu.com/3827-1/ Third Party Advisory
https://usn.ubuntu.com/3827-2/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4345 Third Party Advisory
https://www.samba.org/samba/security/CVE-2018-14629.html Patch Vendor Advisory

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-2018-14629 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-14629 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]

    Mar. 25, 2020

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/202003-52 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CVSS V3 Red Hat, Inc. AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Added CWE Red Hat, Inc. CWE-400
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-400 CWE-399 CWE-20 CWE-835
  • Initial Analysis by [email protected]

    Feb. 01, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:S/C:N/I:N/A:P)
    Added CVSS V3 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type http://www.securityfocus.com/bid/106022 No Types Assigned http://www.securityfocus.com/bid/106022 Third Party Advisory, VDB Entry
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2018/12/msg00005.html No Types Assigned https://lists.debian.org/debian-lts-announce/2018/12/msg00005.html Mailing List, Third Party Advisory
    Changed Reference Type https://security.netapp.com/advisory/ntap-20181127-0001/ No Types Assigned https://security.netapp.com/advisory/ntap-20181127-0001/ Third Party Advisory
    Changed Reference Type https://www.debian.org/security/2018/dsa-4345 No Types Assigned https://www.debian.org/security/2018/dsa-4345 Third Party Advisory
    Changed Reference Type https://www.samba.org/samba/security/CVE-2018-14629.html No Types Assigned https://www.samba.org/samba/security/CVE-2018-14629.html Patch, Vendor Advisory
    Changed Reference Type https://usn.ubuntu.com/3827-1/ No Types Assigned https://usn.ubuntu.com/3827-1/ Third Party Advisory
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14629 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14629 Exploit, Issue Tracking, Third Party Advisory
    Changed Reference Type https://usn.ubuntu.com/3827-2/ No Types Assigned https://usn.ubuntu.com/3827-2/ Third Party Advisory
    Added CWE CWE-400
    Added CPE Configuration OR *cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* versions from (including) 4.0.0 up to (excluding) 4.7.12 *cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* versions from (including) 4.8.0 up to (excluding) 4.8.7 *cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* versions from (including) 4.8.8 up to (excluding) 4.9.3
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Dec. 16, 2018

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2018/12/msg00005.html [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 29, 2018

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2018/dsa-4345 [No Types Assigned]
    Added Reference https://usn.ubuntu.com/3827-2/ [No Types Assigned]
    Added Reference https://usn.ubuntu.com/3827-1/ [No Types Assigned]
    Added Reference https://security.netapp.com/advisory/ntap-20181127-0001/ [No Types Assigned]
    Added Reference http://www.securityfocus.com/bid/106022 [No Types Assigned]
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-2018-14629 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-2018-14629 weaknesses.

Exploit Prediction

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

0.25 }} 0.01%

score

0.65525

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability