CVE-2021-1258

Severity CVSS v4.0:

Pending analysis

Type:

CWE-269 Improper Privilege Management

Publication date:

13/01/2021

Last modified:

07/11/2023

Description

A vulnerability in the upgrade component of Cisco AnyConnect Secure Mobility Client could allow an authenticated, local attacker with low privileges to read arbitrary files on the underlying operating system (OS) of an affected device. The vulnerability is due to insufficient file permission restrictions. An attacker could exploit this vulnerability by sending a crafted command from the local CLI to the application. A successful exploit could allow the attacker to read arbitrary files on the underlying OS of the affected device. The attacker would need to have valid user credentials to exploit this vulnerability.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

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

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vector 2.0

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

Base Score: 2.10 LOW
Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0

2.10

Severity 2.0

LOW

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:cisco:anyconnect_secure_mobility_client::::::linux_kernel::*		4.9.03047 (excluding)
cpe:2.3:a:cisco:anyconnect_secure_mobility_client::::::macos::*		4.9.03047 (excluding)
cpe:2.3:a:cisco:anyconnect_secure_mobility_client::::::windows::*		4.9.03049 (excluding)
cpe:2.3:a:mcafee:agent_epolicy_orchestrator_extension::::::::		5.7.6 (excluding)
cpe:2.3:o:microsoft:windows:-:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2021-1258

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools