Short Name |
DOS:NETDEV:CISCO-SYSLOG-DOS |
---|---|
Severity |
Minor |
Recommended |
No |
Category |
DOS |
Keywords |
Cisco Syslog UDP Flood Denial of Service |
Release Date |
2004/03/31 |
Update Number |
1213 |
Supported Platforms |
idp-4.0+, isg-3.0+, j-series-9.5+, mx-11.4+, srx-12.1+, srx-branch-12.1+, vmx-17.4+, vsrx-12.1+, vsrx3bsd-18.2+ |
This signature detects malformed syslog packets sent to a Cisco router. A successful attack can force the device to lose state of incoming packets, causing a denial of service against the IOS Firewall feature.
A vulnerability exists in Cisco IOS that is caused by improper handling of UDP packets sent to the Syslog port. This vulnerability allows an attacker to crash the router.