Cisco Releases Security Updates

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National Cyber Awareness System:



Cisco Releases Security Updates [ 
https://www.us-cert.gov/ncas/current-activity/2019/01/09/Cisco-Releases-Security-Updates ] 01/09/2019 02:27 PM EST 
Original release date: January 09, 2019
Cisco has released security updates to address vulnerabilities in CiscoAsyncOS Software for Cisco Email Security 
Appliance. A remote attacker could exploit these vulnerabilities to cause a denial-of-service condition. 
 

The National Cybersecurity and Communications Integration Center (NCCIC), part of the Cybersecurity and Infrastructure 
Security Agency (CISA), encourages users and administrators to review the following Cisco Security Advisories and apply 
the necessary updates:


  * Cisco Email Security Appliance Memory Corruption Denial of Service Vulnerability [cisco-sa-20190109-esa-dos [ 
https://urldefense.proofpoint.com/v2/url?u=https-3A__tools.cisco.com_security_center_content_CiscoSecurityAdvisory_cisco-2Dsa-2D20190109-2Desa-2Ddos&d=DwMFAg&c=54IZrppPQZKX9mLzcGdPfFD1hxrcB__aEkJFOKJFd00&r=Jk__EmuZyorBCa6xsEtPr0ZliEpqb2vGl_ahAKaJMlA&m=3CZ9S8iqtR4UkBWZzOz6Nq9XXRNcBXSZsnsqMFsTCe8&s=eKpkAaAodt5s_0kBRdNytnMItFg7rTfnEefooFd_tzA&e=
 ]] 
  * Cisco Email Security Appliance URL Filtering Denial of Service Vulnerability [cisco-sa-20190109-esa-url-dos [ 
https://urldefense.proofpoint.com/v2/url?u=https-3A__tools.cisco.com_security_center_content_CiscoSecurityAdvisory_cisco-2Dsa-2D20190109-2Desa-2Durl-2Ddos&d=DwMFAg&c=54IZrppPQZKX9mLzcGdPfFD1hxrcB__aEkJFOKJFd00&r=Jk__EmuZyorBCa6xsEtPr0ZliEpqb2vGl_ahAKaJMlA&m=3CZ9S8iqtR4UkBWZzOz6Nq9XXRNcBXSZsnsqMFsTCe8&s=KbZpL1lUCBrZvwKDPuR1oliv2JbMTSOjf446nEPinaU&e=
 ]] 
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