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CVE-2017-14746

Publication date 21 November 2017

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

Use-after-free vulnerability in Samba 4.x before 4.7.3 allows remote attackers to execute arbitrary code via a crafted SMB1 request.

Status

Package Ubuntu Release Status
samba 17.10 artful
Fixed 2:4.6.7+dfsg-1ubuntu3.1
17.04 zesty
Fixed 2:4.5.8+dfsg-0ubuntu0.17.04.8
16.04 LTS xenial
Fixed 2:4.3.11+dfsg-0ubuntu0.16.04.12
14.04 LTS trusty
Fixed 2:4.3.11+dfsg-0ubuntu0.14.04.13

Severity score breakdown

Parameter Value
Base score 9.8 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-3486-1
    • Samba vulnerabilities
    • 21 November 2017

Other references