Cisco IOS XE AAA Bug Lets Remote Users Execute Arbitrary Code on the Target System
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SecurityTracker Alert ID: 1041086 |
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SecurityTracker URL: http://securitytracker.com/id/1041086
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CVE Reference:
CVE-2018-0315
(Links to External Site)
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Date: Jun 12 2018
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Impact:
Execution of arbitrary code via network, User access via network
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Fix Available: Yes Vendor Confirmed: Yes
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Description:
A vulnerability was reported in Cisco IOS XE. A remote user can execute arbitrary code on the target system.
A remote user can attempt to authenticate and send specially crafted username data to trigger a memory error in the authentication, authorization, and accounting (AAA) security services and execute arbitrary code on the target system.
AAA login authentication services on tty lines, including console port (CTY) lines, auxiliary (AUX) port lines, virtual terminal (VTY) lines, and asynchronous tty (TTY) lines, are affected.
Login authentication on the web user interface is not affected.
The vendor has assigned bug ID CSCvi25380 to this vulnerability.
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Impact:
A remote user can execute arbitrary code on the target system.
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Solution:
The vendor has issued a fix.
The vendor advisory is available at:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180606-aaa
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Vendor URL: tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180606-aaa (Links to External Site)
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Cause:
Access control error
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Message History:
None.
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Source Message Contents
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[Original Message Not Available for Viewing]
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