// For flags

CVE-2021-1258

Cisco AnyConnect Secure Mobility Client Arbitrary File Read Vulnerability

Severity Score

5.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

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.

Una vulnerabilidad en el componente de actualización de Cisco AnyConnect Secure Mobility Client, podría permitir a un atacante local autenticado con pocos privilegios leer archivos arbitrarios en el sistema operativo (SO) subyacente de un dispositivo afectado. La vulnerabilidad es debido a restricciones de permisos de archivos insuficientes. Un atacante podría explotar esta vulnerabilidad mediante el envío de un comando diseñado desde la CLI local para la aplicación. Una explotación con éxito podría permitir al atacante leer archivos arbitrarios en el sistema operativo subyacente del dispositivo afectado. El atacante debería tener credenciales de usuario válidas para explotar esta vulnerabilidad.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2020-11-13 CVE Reserved
  • 2021-01-13 CVE Published
  • 2023-03-08 EPSS Updated
  • 2024-11-12 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-264: Permissions, Privileges, and Access Controls
  • CWE-269: Improper Privilege Management
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Mcafee
Search vendor "Mcafee"
 Agent Epolicy Orchestrator Extension
Search vendor "Mcafee" for product "Agent Epolicy Orchestrator Extension"
 < 5.7.6
Search vendor "Mcafee" for product "Agent Epolicy Orchestrator Extension" and version " < 5.7.6"
-
Affected
in Microsoft
Search vendor "Microsoft"
 Windows
Search vendor "Microsoft" for product "Windows"
--
Safe
Cisco
Search vendor "Cisco"
 Anyconnect Secure Mobility Client
Search vendor "Cisco" for product "Anyconnect Secure Mobility Client"
 < 4.9.03047
Search vendor "Cisco" for product "Anyconnect Secure Mobility Client" and version " < 4.9.03047"
linux_kernel
Affected
Cisco
Search vendor "Cisco"
 Anyconnect Secure Mobility Client
Search vendor "Cisco" for product "Anyconnect Secure Mobility Client"
 < 4.9.03047
Search vendor "Cisco" for product "Anyconnect Secure Mobility Client" and version " < 4.9.03047"
macos
Affected
Cisco
Search vendor "Cisco"
 Anyconnect Secure Mobility Client
Search vendor "Cisco" for product "Anyconnect Secure Mobility Client"
 < 4.9.03049
Search vendor "Cisco" for product "Anyconnect Secure Mobility Client" and version " < 4.9.03049"
windows
Affected