CVE-2025-20153
Cisco ESA mail Bypass
Severity
Medium 5.8
CVSS 3.1
Exploited
Not listed
EPSS
0.003
27.3th percentile
Discovered by
Vendor
Published by the vendor
Published
Feb 19, 2025
Assigned by cisco
Description
A vulnerability in the email filtering mechanism of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to bypass the configured rules and allow emails that should have been denied to flow through an affected device. This vulnerability is due to improper handling of email that passes through an affected device. An attacker could exploit this vulnerability by sending a crafted email through the affected device. A successful exploit could allow the attacker to bypass email filters on the affected device.
Weakness: CWE-284
Affected products
| Vendor | Product | Category | Matched by |
|---|---|---|---|
| Cisco | Cisco Secure Email Gateway | Email Security | cna-assigner |
Vendor-reported affected versions (1)
- Cisco · Cisco Secure Email