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Severity
High
Analysis Summary
utility.c in telnetd in netkit telnet through 0.17 allows remote attackers to execute arbitrary code via short writes or urgent data, because of a buffer overflow involving the netclear and nextitem functions.
Impact
Execution of arbitrary code
Affected Vendors
Cisco
Affected Products
Cisco IOS XE Software
Remediation
Refer to vendor advisory for the list of affected products and upgraded patches.
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-telnetd-EFJrEzPx