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OpenAdvisories
High USN-3426-1 3 CVEs

samba vulnerabilities

Published Sep 21, 2017 · Updated Apr 22, 2026

Summary

Stefan Metzmacher discovered that Samba incorrectly enforced SMB signing in
certain situations. A remote attacker could use this issue to perform a
machine-in-the-middle attack. (CVE-2017-12150)

Stefan Metzmacher discovered that Samba incorrectly handled encryption
across DFS redirects. A remote attacker could use this issue to perform a
machine-in-the-middle attack. (CVE-2017-12151)

Yihan Lian and Zhibin Hu discovered that Samba incorrectly handled memory
when SMB1 is being used. A remote attacker could possibly use this issue to
obtain server memory contents. (CVE-2017-12163)

Fixed packages 2

ReleasePackageFixed in
Ubuntu · 14.04 LTS 14.04:LTS samba 2:4.3.11+dfsg-0ubuntu0.14.04.12
Ubuntu · 16.04 LTS 16.04:LTS samba 2:4.3.11+dfsg-0ubuntu0.16.04.11

Vulnerabilities 3

References

  • report
    https://ubuntu.com/security/CVE-2017-12150
  • report
    https://ubuntu.com/security/CVE-2017-12151
  • report
    https://ubuntu.com/security/CVE-2017-12163