CVE-2019-1844 MEDIUM

CVE-2019-1844: Cisco Email Security Appliance Filter Bypass Vulnerability

Vendor Cisco
Product Cisco Email Security Appliance (ESA)
Weakness CWE-20 · Input validation
Published May 3, 2019
Last update November 19, 2024

CVSS base score

5.3/10
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:N

What the vulnerability does

01Description

A vulnerability in certain attachment detection mechanisms of the Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass the filtering functionality of an affected device. The vulnerability is due to improper detection of certain content sent to an affected device. An attacker could exploit this vulnerability by sending certain file types without Content-Disposition information to an affected device. A successful exploit could allow an attacker to send messages that contain malicious content to users.

Key dates

02Disclosure timeline

May 3, 2019 CVE published
November 19, 2024 Record updated