CVE-2016-4484 Information

Description

The Debian initrd script for the cryptsetup package 2:1.7.3-2 and earlier allows physically proximate attackers to gain shell access via many log in attempts with an invalid password.

CVSS Vector

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://hmarco.org/bugs/CVE-2016-4484/CVE-2016-4484_cryptsetup_initrd_shell.html http://www.openwall.com/lists/oss-security/2016/11/14/13 http://www.openwall.com/lists/oss-security/2016/11/15/1 http://www.openwall.com/lists/oss-security/2016/11/15/4 http://www.openwall.com/lists/oss-security/2016/11/16/6 http://www.securityfocus.com/bid/94315 https://gitlab.com/cryptsetup/cryptsetup/commit/ef8a7d82d8d3716ae9b58179590f7908981fa0cb

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.8