CVE-2016-0634

Severity CVSS v4.0:

Pending analysis

Type:

CWE-78 OS Command Injections

Publication date:

28/08/2017

Last modified:

20/04/2025

Description

The expansion of &#39;\h&#39; in the prompt string in bash 4.3 allows remote authenticated users to execute arbitrary code via shell metacharacters placed in &#39;hostname&#39; of a machine.

Impact

Vector 3.x

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.50

Severity 3.x

HIGH

Vector 2.0

AV:N/AC:M/Au:S/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 6.00 MEDIUM
Vector: AV:N/AC:M/Au:S/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): Single
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical