Cisco: >> Ios >> 12.0(2)xd Security Vulnerabilities
Cisco IOS 11.x and 12.x allows remote attackers to cause a denial of service by sending the ENVIRON option to the Telnet daemon before it is ready to accept it, which causes the system to reboot.
CVSS Score
5.0
EPSS Score
0.007
Published
2000-04-20
In Cisco routers under some versions of IOS 12.0 running NAT, some packets may not be filtered by input access list filters.
CVSS Score
5.0
EPSS Score
0.006
Published
1999-04-01
Cisco IOS 12.0 and other versions can be crashed by malicious UDP packets to the syslog port.
CVSS Score
5.0
EPSS Score
0.08
Published
1999-01-11
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