CVE-1999-1465
https://notcve.org/view.php?id=CVE-1999-1465
Vulnerability in Cisco IOS 11.1 through 11.3 with distributed fast switching (DFS) enabled allows remote attackers to bypass certain access control lists when the router switches traffic from a DFS-enabled input interface to an output interface with a logical subinterface, as described by Cisco bug CSCdk43862. • http://ciac.llnl.gov/ciac/bulletins/j-016.shtml http://www.cisco.com/warp/public/770/iosdfsacl-pub.shtml https://exchange.xforce.ibmcloud.com/vulnerabilities/1401 •
CVE-1999-0159
https://notcve.org/view.php?id=CVE-1999-0159
Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt (such as a login). This applies to some IOS 9.x, 10.x, and 11.x releases. • https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0159 •
CVE-1999-0160
https://notcve.org/view.php?id=CVE-1999-0160
Some classic Cisco IOS devices have a vulnerability in the PPP CHAP authentication to establish unauthorized PPP connections. • http://www.osvdb.org/1099 •