Cisco Email Security Appliance Content Filter Bypass Vulnerability
CVE-2020-3133

5.8MEDIUM

Key Information:

Vendor

Cisco
Status
Cisco Email Security Appliance (esa)
Vendor
CVE Published:
23 September 2020

Badges

👾 Exploit Exists

What is CVE-2020-3133?

A vulnerability in the email message scanning of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass configured filters on the device. The vulnerability is due to improper validation of incoming emails. An attacker could exploit this vulnerability by sending a crafted email message to a recipient protected by the ESA. A successful exploit could allow the attacker to bypass the configured content filters, which could allow malicious content to pass through the device.

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Deploy the Patch

Affected Version(s)

Cisco Email Security Appliance (ESA)

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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