Vulnerability Description
On a Samba 4 AD DC the LDAP server in all versions of Samba from 4.0.0 onwards incorrectly validates permissions to modify passwords over LDAP allowing authenticated users to change any other users' passwords, including administrative users and privileged service accounts (eg Domain Controllers).
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Canonical | Ubuntu Linux | 14.04 |
| Debian | Debian Linux | 8.0 |
| Samba | Samba | >= 4.0.0, < 4.5.16 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/103382Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040494Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1553553Issue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/04/msg00013.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/201805-07Third Party Advisory
- https://security.netapp.com/advisory/ntap-20180313-0001/Third Party Advisory
- https://usn.ubuntu.com/3595-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4135Third Party Advisory
- https://www.samba.org/samba/security/CVE-2018-1057.htmlMitigationVendor Advisory
- https://www.synology.com/support/security/Synology_SA_18_08Third Party Advisory
- http://www.securityfocus.com/bid/103382Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040494Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1553553Issue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/04/msg00013.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/201805-07Third Party Advisory
FAQ
What is CVE-2018-1057?
CVE-2018-1057 is a vulnerability with a CVSS score of 8.8 (HIGH). On a Samba 4 AD DC the LDAP server in all versions of Samba from 4.0.0 onwards incorrectly validates permissions to modify passwords over LDAP allowing authenticated users to change any other users' p...
How severe is CVE-2018-1057?
CVE-2018-1057 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-1057?
Check the references section above for vendor advisories and patch information. Affected products include: Canonical Ubuntu Linux, Debian Debian Linux, Samba Samba.