SB2022081761 - OS command injection in Cisco AsyncOS for Secure Web Appliance

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Main Vulnerability Database SB2022081761

SB2022081761 - OS command injection in Cisco AsyncOS for Secure Web Appliance

Published: August 17, 2022

Security Bulletin ID SB2022081761
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) OS Command Injection (CVE-ID: CVE-2022-20871)

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation within the web interface. A remote user can send a specially crafted HTTP request to the affected device and execute arbitrary OS commands with root privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.

References