A vulnerability in the email message scanning of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass configured content filters on the device. The vulnerability is due to improper input validation of the email body. An attacker could exploit this vulnerability by inserting specific character strings in the message. A successful exploit could allow the attacker to bypass configured content filters that would normally drop the email.
References
| Link | Resource |
|---|---|
| http://www.securityfocus.com/bid/108021 | Third Party Advisory VDB Entry |
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190417-esa-filter-bypass | Vendor Advisory |
| http://www.securityfocus.com/bid/108021 | Third Party Advisory VDB Entry |
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190417-esa-filter-bypass | Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
21 Nov 2024, 04:37
| Type | Values Removed | Values Added |
|---|---|---|
| References | () http://www.securityfocus.com/bid/108021 - Third Party Advisory, VDB Entry | |
| References | () https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190417-esa-filter-bypass - Vendor Advisory | |
| CVSS |
v2 : v3 : |
v2 : 5.0
v3 : 5.8 |
Information
Published : 2019-04-18 02:29
Updated : 2024-11-21 04:37
NVD link : CVE-2019-1831
Mitre link : CVE-2019-1831
CVE.ORG link : CVE-2019-1831
JSON object : View
Products Affected
cisco
- email_security_appliance
CWE
CWE-20
Improper Input Validation