UpHeron
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Servers and applications

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 privileged service accounts (eg Domain Controllers).

Severity
High 8.8
Published
13 Mar 2018
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
4.5.16, 4.6.14, 4.7.6
Exploit chance
10% in the next 30 daysHigher than 95% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Incorrect authorization (CWE-863)
Attack
Over the network · Needs a user account · No user action needed
Attacker can
Read data · Change data · Take it down
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Sources
NVD

Affected software

SoftwareAffected versions
SambaServers and applications · cpe:a:samba:samba
  • From 4.0.0 before 4.5.16
  • From 4.6.0 before 4.6.14
  • From 4.7.0 before 4.7.6

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-1057
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-1057