// For flags

CVE-2019-1844

Cisco Email Security Appliance Filter Bypass Vulnerability

Severity Score

5.3
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

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.

Una vulnerabilidad en ciertos mecanismos de detección de adjuntos de Cisco Email Security Appliance (ESA) podrían permitir a un atacante remoto, no autenticado saltarse la funcionalidad de filtrado en un dispositivo afectado. La vulnerabilidad es debida a una detección incorrecta de cierto contenido enviado a un dispositivo afectado. Un atacante podría explotar esta vulnerabilidad enviado ciertos tipos de archivos sin información "Content-Disposition" a un dispositivo afectado. Una explotación exitosa podría permitir a un atacante enviar mensajes con contenido malicioso a los usuarios.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2018-12-06 CVE Reserved
  • 2019-05-03 CVE Published
  • 2024-09-23 EPSS Updated
  • 2024-11-19 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Cisco
Search vendor "Cisco"
 Email Security Appliance
Search vendor "Cisco" for product "Email Security Appliance"
 11.1.0-131
Search vendor "Cisco" for product "Email Security Appliance" and version "11.1.0-131"
-
Affected