A vulnerability in the attachment 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 naming a malicious attachment with a specific pattern. A successful exploit could allow the attacker to bypass configured content filters that would normally block the attachment.
References
Link | Resource |
---|---|
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190703-esa-bypass | Vendor Advisory |
Configurations
Information
Published : 2019-07-05 19:15
Updated : 2019-10-09 16:48
NVD link : CVE-2019-1921
Mitre link : CVE-2019-1921
JSON object : View
CWE
CWE-20
Improper Input Validation
Products Affected
cisco
- email_security_appliance