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In an effort to keep CISA.gov current, the archive contains outdated information that may not reflect current policy or programs.Cisco Releases Security Updates for Email Security Appliance
Cisco has released security updates to address a vulnerability affecting Cisco Email Security Appliance. A remote attacker could exploit this vulnerability to cause a denial-of-service condition. For updates addressing lower severity vulnerabilities, see the Cisco Security Advisories page.
CISA encourages users and administrators to review Cisco Advisory cisco-sa-esa-dos-MxZvGtgU and apply the necessary updates or workarounds.
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