CVE-2019-14847
published 2019-11-06CVE-2019-14847: A flaw was found in samba 4.0.0 before samba 4.9.15 and samba 4.10.x before 4.10.10. An attacker can crash AD DC LDAP server via dirsync resulting in denial of…
PriorityP424medium4.9CVSS 3.1
AVNACLPRHUINSUCNINAH
EPSS
2.35%
82.0th percentile
A flaw was found in samba 4.0.0 before samba 4.9.15 and samba 4.10.x before 4.10.10. An attacker can crash AD DC LDAP server via dirsync resulting in denial of service. Privilege escalation is not possible with this issue.
Affected
14 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | samba | < samba 2:4.11.0+dfsg-6 (bookworm) | samba 2:4.11.0+dfsg-6 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| opensuse | leap | — | — |
| samba | samba | — | — |
| samba | samba | >= 0 < 2:4.11.0+dfsg-6 | 2:4.11.0+dfsg-6 |
| samba | samba | >= 0 < 2:4.11.0+dfsg-6 | 2:4.11.0+dfsg-6 |
| samba | samba | >= 0 < 2:4.11.0+dfsg-6 | 2:4.11.0+dfsg-6 |
| samba | samba | >= 0 < 2:4.11.0+dfsg-6 | 2:4.11.0+dfsg-6 |
| samba | samba | >= 0 < 2:4.3.11+dfsg-0ubuntu0.16.04.23 | 2:4.3.11+dfsg-0ubuntu0.16.04.23 |
| samba | samba | >= 0 < 2:4.7.6+dfsg~ubuntu-0ubuntu2.13 | 2:4.7.6+dfsg~ubuntu-0ubuntu2.13 |
| samba | samba | >= 0 < 2:4.3.11+dfsg-0ubuntu0.14.04.20+esm3 | 2:4.3.11+dfsg-0ubuntu0.14.04.20+esm3 |
| samba | samba | >= 4.0.0 < 4.9.15 | 4.9.15 |
| samba | samba | >= 4.10.0 < 4.10.10 | 4.10.10 |
CVSS provenance
nvdv3.14.9MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
nvdv3.04.9MEDIUMCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:P
osv6.5MEDIUM
vendor_ubuntu6.5MEDIUM
vendor_debian4.9MEDIUM
vendor_redhat4.9MEDIUM
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GHSA
GHSA-fc52-9g4r-5jw7: A flaw was found in samba 4
ghsa_unreviewed·2022-05-24
CVE-2019-14847 [MEDIUM] CWE-476 GHSA-fc52-9g4r-5jw7: A flaw was found in samba 4
A flaw was found in samba 4.0.0 until samba 4.10.9. An attacker can crash AD DC LDAP server via dirsync resulting in denial of service. Privilege escalation is not possible with this issue.
OSV
CVE-2019-14847: A flaw was found in samba 4
osv·2019-11-06·CVSS 4.9
CVE-2019-14847 [MEDIUM] CVE-2019-14847: A flaw was found in samba 4
A flaw was found in samba 4.0.0 before samba 4.9.15 and samba 4.10.x before 4.10.10. An attacker can crash AD DC LDAP server via dirsync resulting in denial of service. Privilege escalation is not possible with this issue.
OSV
samba vulnerabilities
osv·2019-10-29·CVSS 6.5
CVE-2019-10218 [MEDIUM] samba vulnerabilities
samba vulnerabilities
USN-4167-1 fixed several vulnerabilities in Samba. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
Michael Hanselmann discovered that the Samba client code incorrectly
handled path separators. If a user were tricked into connecting to a
malicious server, a remote attacker could use this issue to cause the
client to access local pathnames instead of network pathnames.
(CVE-2019-10218)
Adam Xu discovered that Samba incorrectly handled the dirsync LDAP control.
A remote attacker with "get changes" permissions could possibly use this
issue to cause Samba to crash, resulting in a denial of service. This issue
only affected Ubuntu 14.04 ESM. (CVE-2019-14847)
OSV
samba vulnerabilities
osv·2019-10-29·CVSS 6.5
CVE-2019-10218 [MEDIUM] samba vulnerabilities
samba vulnerabilities
Michael Hanselmann discovered that the Samba client code incorrectly
handled path separators. If a user were tricked into connecting to a
malicious server, a remote attacker could use this issue to cause the
client to access local pathnames instead of network pathnames.
(CVE-2019-10218)
Simon Fonteneau and Björn Baumbach discovered that Samba incorrectly
handled the check password script. This issue could possibly bypass custom
password complexity checks, contrary to expectations. This issue only
affected Ubuntu 18.04 LTS, Ubuntu 19.04, and Ubuntu 19.10. (CVE-2019-14833)
Adam Xu discovered that Samba incorrectly handled the dirsync LDAP control.
A remote attacker with "get changes" permissions could possibly use this
issue to cause Samba to crash, resulting in a de
Ubuntu
Samba vulnerabilities
vendor_ubuntu·2019-10-29·CVSS 6.5
CVE-2019-10218 [MEDIUM] Samba vulnerabilities
Title: Samba vulnerabilities
Summary: Several security issues were fixed in Samba.
Michael Hanselmann discovered that the Samba client code incorrectly
handled path separators. If a user were tricked into connecting to a
malicious server, a remote attacker could use this issue to cause the
client to access local pathnames instead of network pathnames.
(CVE-2019-10218)
Simon Fonteneau and Björn Baumbach discovered that Samba incorrectly
handled the check password script. This issue could possibly bypass custom
password complexity checks, contrary to expectations. This issue only
affected Ubuntu 18.04 LTS, Ubuntu 19.04, and Ubuntu 19.10. (CVE-2019-14833)
Adam Xu discovered that Samba incorrectly handled the dirsync LDAP control.
A remote attacker with "get changes" permissions could poss
Ubuntu
Samba vulnerabilities
vendor_ubuntu·2019-10-29·CVSS 6.5
CVE-2019-10218 [MEDIUM] Samba vulnerabilities
Title: Samba vulnerabilities
Summary: Several security issues were fixed in Samba.
USN-4167-1 fixed several vulnerabilities in Samba. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
Michael Hanselmann discovered that the Samba client code incorrectly
handled path separators. If a user were tricked into connecting to a
malicious server, a remote attacker could use this issue to cause the
client to access local pathnames instead of network pathnames.
(CVE-2019-10218)
Adam Xu discovered that Samba incorrectly handled the dirsync LDAP control.
A remote attacker with "get changes" permissions could possibly use this
issue to cause Samba to crash, resulting in a denial of service. This issue
only affected Ubuntu 14.04 ESM.
Red Hat
samba: samba AD DC LDAP denial of service via dirsync
vendor_redhat·2019-10-29·CVSS 4.9
CVE-2019-14847 [MEDIUM] CWE-476 samba: samba AD DC LDAP denial of service via dirsync
samba: samba AD DC LDAP denial of service via dirsync
A flaw was found in samba 4.0.0 before samba 4.9.15 and samba 4.10.x before 4.10.10. An attacker can crash AD DC LDAP server via dirsync resulting in denial of service. Privilege escalation is not possible with this issue.
A flaw was found in samba versions 4.0.0 through 4.10.0. An attacker can crash AD DC LDAP server via dirsync resulting in denial of service. Privilege escalation is not possible with this issue.
Statement: This flaw does not affect the version of samba shipped with Red Hat Enterprise Linux because there is no support for samba as Active Directory Domain Controller.
Mitigation: By default, the supported versions of Samba impacted by this issue run using the "standard" process model, which is unaffected. This is con
Debian
CVE-2019-14847: samba - A flaw was found in samba 4.0.0 before samba 4.9.15 and samba 4.10.x before 4.10...
vendor_debian·2019·CVSS 4.9
CVE-2019-14847 [MEDIUM] CVE-2019-14847: samba - A flaw was found in samba 4.0.0 before samba 4.9.15 and samba 4.10.x before 4.10...
A flaw was found in samba 4.0.0 before samba 4.9.15 and samba 4.10.x before 4.10.10. An attacker can crash AD DC LDAP server via dirsync resulting in denial of service. Privilege escalation is not possible with this issue.
Scope: local
bookworm: resolved (fixed in 2:4.11.0+dfsg-6)
bullseye: resolved (fixed in 2:4.11.0+dfsg-6)
forky: resolved (fixed in 2:4.11.0+dfsg-6)
sid: resolved (fixed in 2:4.11.0+dfsg-6)
trixie: resolved (fixed in 2:4.11.0+dfsg-6)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2019-14847 samba: samba AD DC LDAP denial of service via dirsync [fedora-all]
bugzilla·2019-10-30·CVSS 4.9
CVE-2019-14847 [MEDIUM] CVE-2019-14847 samba: samba AD DC LDAP denial of service via dirsync [fedora-all]
CVE-2019-14847 samba: samba AD DC LDAP denial of service via dirsync [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported vers
Bugzilla
CVE-2019-14847 samba: samba AD DC LDAP denial of service via dirsync
bugzilla·2019-10-22·CVSS 4.9
CVE-2019-14847 [MEDIUM] CVE-2019-14847 samba: samba AD DC LDAP denial of service via dirsync
CVE-2019-14847 samba: samba AD DC LDAP denial of service via dirsync
It was found that samba versions since samba 4.0.0 version to samba 4.10.0 are vulnerable. An attacker can crash AD DC LDAP server via dirsync resulting in denial of service, privilege escalation is not possible with this issue.
Upstream bug: https://bugzilla.samba.org/show_bug.cgi?id=14040
Discussion:
Statement:
This flaw does not affect the version of samba shipped with Red Hat Enterprise Linux because there is no support for samba as Active Directory Domain Controller.
---
Acknowledgments:
Name: the Samba project
Upstream: Adam Xu
---
External References:
https://www.samba.org/samba/security/CVE-2019-14847.html
---
Created samba tracking bugs for this issue:
Affects: fedora-all [bug 1766847]
---
This bu
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00015.htmlhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14847https://lists.debian.org/debian-lts-announce/2021/05/msg00023.htmlhttps://lists.debian.org/debian-lts-announce/2023/09/msg00013.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OKPYHDFI7HRELVXBE5J4MTGSI35AKFBI/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XQ3IUACPZJXSC4OM6P2V4IC4QMZQZWPD/https://www.samba.org/samba/security/CVE-2019-14847.htmlhttps://www.synology.com/security/advisory/Synology_SA_19_35http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00015.htmlhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14847https://lists.debian.org/debian-lts-announce/2021/05/msg00023.htmlhttps://lists.debian.org/debian-lts-announce/2023/09/msg00013.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OKPYHDFI7HRELVXBE5J4MTGSI35AKFBI/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XQ3IUACPZJXSC4OM6P2V4IC4QMZQZWPD/https://www.samba.org/samba/security/CVE-2019-14847.htmlhttps://www.synology.com/security/advisory/Synology_SA_19_35
2019-11-06
Published