CVE-2016-2124

Publication date 9 November 2021

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

5.9 · Medium

Score breakdown

A flaw was found in the way samba implemented SMB1 authentication. An attacker could use this flaw to retrieve the plaintext password sent over the wire even if Kerberos authentication was required.

Status

Package Ubuntu Release Status
samba 24.10 oracular
Fixed 2:4.13.14+dfsg-0ubuntu1
24.04 LTS noble
Fixed 2:4.13.14+dfsg-0ubuntu1
23.10 mantic
Fixed 2:4.13.14+dfsg-0ubuntu1
23.04 lunar
Fixed 2:4.13.14+dfsg-0ubuntu1
22.10 kinetic
Fixed 2:4.13.14+dfsg-0ubuntu1
22.04 LTS jammy
Fixed 2:4.13.14+dfsg-0ubuntu1
21.10 impish
Fixed 2:4.13.14+dfsg-0ubuntu0.21.10.1
21.04 hirsute
Fixed 2:4.13.14+dfsg-0ubuntu0.21.04.1
20.04 LTS focal
Fixed 2:4.13.14+dfsg-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 2:4.7.6+dfsg~ubuntu-0ubuntu2.26
16.04 LTS xenial
Vulnerable
14.04 LTS trusty
Vulnerable

Severity score breakdown

Parameter Value
Base score 5.9 · Medium
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

References

Related Ubuntu Security Notices (USN)

    • USN-5142-1
    • Samba vulnerabilities
    • 11 November 2021
    • USN-5174-1
    • Samba vulnerabilities
    • 6 December 2021

Other references