A vulnerability in the GZIP decompression engine of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote malicious user to bypass configured content filters on the device. The vulnerability is due to improper validation of GZIP-formatted files. An attacker could exploit this vulnerability by sending a malicious file inside a crafted GZIP-compressed file. A successful exploit could allow the malicious user to bypass configured content filters that would normally drop the email.
| Vulnerable Product | Search on Vulmon | Subscribe to Product |
|---|---|---|
cisco email security appliance 12.0.0 |
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cisco email security appliance 11.1.2 |
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