#VU48161 Input validation error in Cisco AsyncOS for Cisco Email Security Appliance - CVE-2020-26082

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Main Vulnerability Database Vulnerabilities #VU48161

#VU48161 Input validation error in Cisco AsyncOS for Cisco Email Security Appliance - CVE-2020-26082

Published: November 5, 2020


Vulnerability identifier: #VU48161
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-26082
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco AsyncOS for Cisco Email Security Appliance
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to bypass content filters that are configured on an affected device.

The vulnerability exists due to improper handling of password-protected zip files. A remote attacker can send a malicious file inside a specially crafted zip-compressed file and bypass configured content filters that would normally drop the email.


Remediation

Install updates from vendor's website.

External links