CVE-2018-1057
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…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 10.0%, higher than 95% of all known CVEs. Patch or mitigate before the next change window.
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 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 10.04% probability · 95th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-863
- Affected
- canonical/ubuntu linux · debian/debian linux · samba/samba
- Source
- secalert@redhat.com
References
- http://www.securityfocus.com/bid/103382Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040494Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1553553Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/04/msg00013.htmlMailing List, Third 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.htmlMitigation, Vendor Advisory
- https://www.synology.com/support/security/Synology_SA_18_08Third Party Advisory
- http://www.securityfocus.com/bid/103382Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040494Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1553553Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/04/msg00013.htmlMailing List, Third 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.htmlMitigation, Vendor Advisory
- https://www.synology.com/support/security/Synology_SA_18_08Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.