CVE-2018-0419

Name: CVE-2018-0419
Creator: NVD / NIST
Published: 2018-08-15T20:29:01.143+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.82%

Last modified Jun 17, 2026

CVE-2018-0419 is a vulnerability of currently unknown severity. A vulnerability in certain attachment detection mechanisms of Cisco Email Security Appliances (ESA) could allow an unauthenticated, remote attacker to bypass the filtering functionality of an affected system. The vulnerability is due to the improper detection of content within executable (EXE) files. EPSS estimates a 2.82% chance of exploitation in the next 30 days.

Description

A vulnerability in certain attachment detection mechanisms of Cisco Email Security Appliances (ESA) could allow an unauthenticated, remote attacker to bypass the filtering functionality of an affected system. The vulnerability is due to the improper detection of content within executable (EXE) files. An attacker could exploit this vulnerability by sending a customized EXE file that is not recognized and blocked by the ESA. A successful exploit could allow an attacker to send email messages that contain malicious executable files to unsuspecting users. Cisco Bug IDs: CSCvh03786.

Metrics

EPSS Probability

2.82%

84.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Cisco	Email Security Appliance	All versions

References

http://www.securityfocus.com/bid/105112Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041531Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180815-esa-file-bypassVendor Advisory
http://www.securityfocus.com/bid/105112Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041531Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180815-esa-file-bypassVendor Advisory

Timeline

Published: Aug 15, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-0419?

How severe is CVE-2018-0419?

Severity scoring for CVE-2018-0419 is pending analysis. The EPSS model estimates a 2.82% probability of exploitation in the next 30 days.

How do I fix CVE-2018-0419?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-0419?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST