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RedhatCVE-2018-14629

HistoryNov 28, 2018 - 2:29 p.m.

CVE-2018-14629

2018-11-2814:29:00

CWE-835

CWE-400

redhat

web.nvd.nist.gov

235

samba

ldap server

denial of service

vulnerability

cname loop

recursion

cve-2018-14629

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.2

Confidence

High

EPSS

0.003

Percentile

65.5%

JSON

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.

Affected configurations

Nvd

Vulners

Node

sambasambaRange4.0.0–4.7.12

sambasambaRange4.8.0–4.8.7

sambasambaRange4.8.8–4.9.3

Node

canonicalubuntu_linuxMatch12.04esm

canonicalubuntu_linuxMatch14.04lts

canonicalubuntu_linuxMatch16.04lts

canonicalubuntu_linuxMatch18.04lts

canonicalubuntu_linuxMatch18.10

Node

debiandebian_linuxMatch8.0

debiandebian_linuxMatch9.0

VendorProductVersionCPE
sambasamba*cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
canonicalubuntu_linux12.04cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
canonicalubuntu_linux14.04cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
canonicalubuntu_linux16.04cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
canonicalubuntu_linux18.04cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
canonicalubuntu_linux18.10cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
debiandebian_linux8.0cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
samba	samba	*	cpe:2.3:a:samba:samba::::::::
canonical	ubuntu_linux	12.04	cpe:2.3:o:canonical:ubuntu_linux:12.04::::esm:::
canonical	ubuntu_linux	14.04	cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
canonical	ubuntu_linux	16.04	cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::
canonical	ubuntu_linux	18.04	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
canonical	ubuntu_linux	18.10	cpe:2.3:o:canonical:ubuntu_linux:18.10:::::::*
debian	debian_linux	8.0	cpe:2.3:o:debian:debian_linux:8.0:::::::*
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*

CNA Affected

[
  {
    "product": "samba",
    "vendor": "[UNKNOWN]",
    "versions": [
      {
        "status": "affected",
        "version": "4.7.12"
      },
      {
        "status": "affected",
        "version": "4.8.7"
      },
      {
        "status": "affected",
        "version": "4.9.3"
      }
    ]
  }
]