CVE-1999-1175
https://notcve.org/view.php?id=CVE-1999-1175
Web Cache Control Protocol (WCCP) in Cisco Cache Engine for Cisco IOS 11.2 and earlier does not use authentication, which allows remote attackers to redirect HTTP traffic to arbitrary hosts via WCCP packets to UDP port 2048. • http://www.ciac.org/ciac/bulletins/i-054.shtml http://www.cisco.com/warp/public/770/wccpauth-pub.shtml https://exchange.xforce.ibmcloud.com/vulnerabilities/1577 •
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 •
CVE-1999-1306
https://notcve.org/view.php?id=CVE-1999-1306
Cisco IOS 9.1 and earlier does not properly handle extended IP access lists when the IP route cache is enabled and the "established" keyword is set, which could allow attackers to bypass filters. • http://www.cert.org/advisories/CA-1992-20.html •