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Vulnerability of Cisco IOS, IOS XE: denial of service via SM-1T3/E3

Synthesis of the vulnerability 

An attacker can generate a fatal error via SM-1T3/E3 of Cisco IOS and IOS XE, in order to trigger a denial of service.
Vulnerable products: IOS by Cisco, IOS XE Cisco.
Severity of this weakness: 2/4.
Creation date: 27/09/2018.
Références of this bulletin: CERTFR-2018-AVI-458, cisco-sa-20180926-sm1t3e3, CSCva23932, CSCvi95007, CVE-2018-0485, VIGILANCE-VUL-27342.

Description of the vulnerability 

An attacker can generate a fatal error via SM-1T3/E3 of Cisco IOS and IOS XE, in order to trigger a denial of service.
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This security alert impacts software or systems such as IOS by Cisco, IOS XE Cisco.

Our Vigil@nce team determined that the severity of this security weakness is medium.

The trust level is of type confirmed by the editor, with an origin of user account.

An attacker with a expert ability can exploit this security announce.

Solutions for this threat 

Cisco IOS, IOS XE: solution CSCva23932 CSCvi95007.
The solution is described on the Cisco site:
  https://bst.cloudapps.cisco.com/bugsearch/bug/CSCva23932
  https://tools.cisco.com/bugsearch/bug/CSCva23932
  https://tools.cisco.com/quickview/bug/CSCva23932
  https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvi95007
  https://tools.cisco.com/bugsearch/bug/CSCvi95007
  https://tools.cisco.com/quickview/bug/CSCvi95007
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