cisco-sa-20180328-smi

csafUScisco_csaf

Cisco IOS and IOS XE Software Smart Install Denial of Service Vulnerability

Advisory ansehen veröffentlicht 2018-03-28

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to improper validation of packet data. An attacker could exploit this vulnerability by sending a crafted packet to an affected device on TCP port 4786. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. Smart Install client functionality is enabled by default on switches that are running Cisco IOS Software releases that have not been updated to address Cisco bug ID CSCvd36820 ["https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvd36820"]. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-smi ["https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-smi"] This advisory is part of the March 28, 2018, release of the Cisco IOS and IOS XE Software Security Advisory Bundled Publication, which includes 20 Cisco Security Advisories that describe 22 vulnerabilities. For a complete list of the advisories and links to them, see Cisco Event Response: March 2018 Semiannual Cisco IOS and IOS XE Software Security Advisory Bundled Publication ["https://sec.cloudapps.cisco.com/security/center/viewErp.x?alertId=ERP-66682"].

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Zugehörige CVEs.

IDSchweregrad ausnutzbar
CVE-2018-0156UShigh7.5OT kritischKEV
A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected devi…
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Referenzen

Externe Belege — Patches, Meldungen, Analysen.

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Behebungen (247)

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