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In an effort to keep CISA.gov current, the archive contains outdated information that may not reflect current policy or programs.Cisco Releases Security Updates for Email Security Appliance
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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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