Improper access control in [UNKNOWN] samba
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
There is an issue in all samba 4.11.x versions before 4.11.5, all samba 4.10.x versions before 4.10.12 and all samba 4.9.x versions before 4.9.18, where the removal of the right to create or modify a subtree would not automatically be taken away on all domain controllers.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| [UNKNOWN] | samba | all samba 4.11.x versions before 4.11.5; all samba 4.10.x versions before 4.10.12; all samba 4.9.x versions before 4.9.18 | — | No fix listed | CNA |
- samba Vendor[UNKNOWN] Affected all samba 4.11.x versions before 4.11.5; all samba 4.10.x versions before 4.10.12; all samba 4.9.x versions before 4.9.18 Fixed in — No fix listed CNA
CPE configurations NVD · 7
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* | 4.0.0 to before 4.9.18; 4.10.0 to before 4.10.12; 4.11.0 to before 4.11.5 | Vulnerable | Samba |
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | 16.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 18.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:* | 19.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* | 19.10 | Vulnerable | Canonical |
| cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* | 15.1 | Vulnerable | openSUSE |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
- cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:* Versions 4.0.0 to before 4.9.18; 4.10.0 to before 4.10.12; 4.11.0 to before 4.11.5 Vulnerable ·Samba
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Versions 16.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:* Versions 19.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* Versions 19.10 Vulnerable ·Canonical
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* Versions 15.1 Vulnerable ·openSUSE
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Red Hat samba — openSUSE-SU-2020:0122
3 records Highest priority Priority LOW 3 LOW
Other records, highest priority first
- TI-2019-11110 Out-of-bounds read in Red Hat sambaPriority LOW 35
- TI-2019-13956 Use after free in Red Hat sambaPriority LOW 34
- Advisory ·
Red Hat samba — FEDORA-2020-f92cd0e72b
3 records Highest priority Priority LOW 3 LOW
Other records, highest priority first
- TI-2019-11110 Out-of-bounds read in Red Hat sambaPriority LOW 35
- TI-2019-13956 Use after free in Red Hat sambaPriority LOW 34
Show 2 more groups
- Advisory ·
Red Hat samba — FEDORA-2020-6bd386c7eb
3 records Highest priority Priority LOW 3 LOW
Other records, highest priority first
- TI-2019-11110 Out-of-bounds read in Red Hat sambaPriority LOW 35
- TI-2019-13956 Use after free in Red Hat sambaPriority LOW 34
- Advisory ·
Red Hat samba — USN-4244-1
3 records Highest priority Priority LOW 3 LOW
Other records, highest priority first
- TI-2019-11110 Out-of-bounds read in Red Hat sambaPriority LOW 35
- TI-2019-13956 Use after free in Red Hat sambaPriority LOW 34
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 6 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Storage 3
- Red Hat Virtualization 4
Timeline
- 2026-10-02 Threatist record created from CVE-2019-14902
- 2026-10-03 Alias added: GHSA-h5p3-7352-mh38
References
Advisory 10
- https://www.samba.org/samba/security/CVE-2019-14902.html
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14902
- https://security.netapp.com/advisory/ntap-20200122-0001/
- https://www.synology.com/security/advisory/Synology_SA_20_01
- USN-4244-1
- openSUSE-SU-2020:0122
- FEDORA-2020-6bd386c7eb
- FEDORA-2020-f92cd0e72b
- GLSA-202003-52
- [debian-lts-announce] 20210529 [SECURITY] [DLA 2668-1] samba security update
Sources
- CVE-2019-14902 · CVE Program
- CVE-2019-14902 · NVD
- FIRST EPSS
- GHSA-h5p3-7352-mh38 · GitHub Advisory Database · CC BY 4.0
- CVE-2019-14902 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences