CVE-2025-20153

MEDIUM EPSS 25.1%
Published Feb 19, 20251y ago · Modified Jun 17, 20262w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Feb 19, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
5.3
Exploitability
3.9
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
25.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-284

Affected Products 15

VendorProductVersionRange
ciscosecure_email_gateway13.0.0-392any
ciscosecure_email_gateway13.0.5-007any
ciscosecure_email_gateway13.5.1-277any
ciscosecure_email_gateway13.5.4-038any
ciscosecure_email_gateway14.0.0-698any
ciscosecure_email_gateway14.2.0-620any
ciscosecure_email_gateway14.2.1-020any
ciscosecure_email_gateway14.3.0-032any
ciscosecure_email_gateway15.0.0-104any
ciscosecure_email_gateway15.0.1-030any
ciscosecure_email_gateway15.0.3-002any
ciscosecure_email_gateway15.5.0-048any
ciscosecure_email_gateway15.5.1-055any
ciscosecure_email_gateway15.5.2-018any
ciscosecure_email_gateway16.0.0-050any

References 1

  • sec.cloudapps.cisco.com https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-mailpol-bypass-5nVcJZMw
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.