CVE-2020-3181 MEDIUM

CVE-2020-3181: Cisco Email Security Appliance Uncontrolled Resource Exhaustion Vulnerability

Vendor Cisco
Product Cisco Email Security Appliance (ESA)
Weakness CWE-400
Published March 4, 2020
Last update November 15, 2024

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

What the vulnerability does

01Description

A vulnerability in the malware detection functionality in Cisco Advanced Malware Protection (AMP) in Cisco AsyncOS Software for Cisco Email Security Appliances (ESAs) could allow an unauthenticated remote attacker to exhaust resources on an affected device. The vulnerability is due to insufficient control over system memory allocation. An attacker could exploit this vulnerability by sending a crafted email through the targeted device. A successful exploit could allow the attacker to cause an email attachment that contains malware to be delivered to a user and cause email processing delays.

Key dates

02Disclosure timeline

March 4, 2020 CVE published
November 15, 2024 Record updated