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Vulnerability of Cisco IOS, IOS XE: denial of service via TCP HTTP Server

Synthesis of the vulnerability 

An attacker can trigger a fatal error via TCP HTTP Server of Cisco IOS or IOS XE, in order to trigger a denial of service.
Impacted products: Cisco ASR, Cisco Catalyst, IOS by Cisco, IOS XE Cisco, Cisco Router.
Severity of this bulletin: 3/4.
Creation date: 10/01/2019.
Références of this threat: cisco-sa-20190109-tcp, CSCvg39082, CVE-2018-0282, VIGILANCE-VUL-28209.

Description of the vulnerability 

An attacker can trigger a fatal error via TCP HTTP Server of Cisco IOS or IOS XE, in order to trigger a denial of service.
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This computer threat announce impacts software or systems such as Cisco ASR, Cisco Catalyst, IOS by Cisco, IOS XE Cisco, Cisco Router.

Our Vigil@nce team determined that the severity of this computer vulnerability is important.

The trust level is of type confirmed by the editor, with an origin of internet client.

An attacker with a expert ability can exploit this cybersecurity alert.

Solutions for this threat 

Cisco IOS, IOS XE: solution CSCvg39082.
The solution is described on the Cisco site:
  https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvg39082
  https://tools.cisco.com/bugsearch/bug/CSCvg39082
  https://tools.cisco.com/quickview/bug/CSCvg39082
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