Cisco Email Security Appliance Content Filter Bypass Vulnerability
CVE-2019-1921

5.8MEDIUM

Key Information:

Vendor

Cisco
Status
Cisco Email Security Appliance (esa)
Vendor
CVE Published:
6 July 2019

Badges

👾 Exploit Exists

What is CVE-2019-1921?

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.

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Deploy the Patch

Affected Version(s)

Cisco Email Security Appliance (ESA) 12.0.0-419

References

https://tools.cisco.com/security/center/content/CiscoSecu...
vendor-advisoryx_refsource_CISCO

CVSS V3.1

Score:
5.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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