CWE
20
Advisory Published
Updated

CVE-2012-0339: Input Validation

First published: Wed May 02 2012(Updated: )

Cisco IOS 12.2 through 12.4 and 15.0 does not recognize the vrf-also keyword during enforcement of access-class commands, which allows remote attackers to establish TELNET connections from arbitrary source IP addresses via a standard TELNET client, aka Bug ID CSCsi77774.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco IOS=12.2
Cisco IOS=12.3
Cisco IOS=12.4
Cisco IOS=15.0

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