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Vulnerability of Cisco IOS XE: buffer overflow via HTTP

Synthesis of the vulnerability 

An attacker can generate a buffer overflow via HTTP of Cisco IOS XE, in order to trigger a denial of service, and possibly to run code.
Impacted products: Cisco ASR, Cisco Catalyst, IOS XE Cisco, Cisco Router.
Severity of this bulletin: 3/4.
Creation date: 27/09/2018.
Références of this threat: CERTFR-2018-AVI-458, cisco-sa-20180926-webdos, CSCvb22618, CVE-2018-0470, VIGILANCE-VUL-27345.

Description of the vulnerability 

An attacker can generate a buffer overflow via HTTP of Cisco IOS XE, in order to trigger a denial of service, and possibly to run code.
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This security weakness impacts software or systems such as Cisco ASR, Cisco Catalyst, IOS XE Cisco, Cisco Router.

Our Vigil@nce team determined that the severity of this threat bulletin 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 threat.

Solutions for this threat 

Cisco IOS XE: solution CSCvb22618.
The solution is described on the Cisco site:
  https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvb22618
  https://tools.cisco.com/bugsearch/bug/CSCvb22618
  https://tools.cisco.com/quickview/bug/CSCvb22618
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