Cisco security advisory overview

Cisco released today its first combined six-monthly batch of security advisories.

A quick overview might help in prioritizing your actions.

Advisory	CVEs	Cisco's CVSS 2.0 base score	Impact
PPTP	Multiple vulnerabilities in virtual private dial up network (VPDN) when PPTP is used lead to Denial of Service.
PPTP	CVE-2008-1151 CVE-2008-1150	7.1 4.3	DoS
DLSw	Multiple vulnerabilities in the Data-link Switching (DLSw) feature when processing UDP or IP protocol 91 packets lead to Denial of Service. DLSw is used to carry SNA and NetBIOS over IP.
DLSw	CVE-2008-1152	7.8	DoS
IPv4IPv6	Dual stack (IPv4 and IPv6) routers have a vulnerability when targeted with crafted IPv6 UDP packets in certain conditions
IPv4IPv6	CVE-2008-1153	7.8	DoS
queue	Certain Catalyst 6500 and Cisco 7600 devices are vulnerable to a DoS attack when configured for OSPF and MPLS VPNs
queue	CVE-2008-0537	7.8	DoS
mvpn	Cisco's implementation of Multicast Virtual Private Network (MVPN) is vulnerable to extra multicast state creation. [MVPN is to support multicast traffic in a MPLS VPN]
mvpn	CVE-2008-1156	7.5	Extra multicast states can be created resulting a.o. in a potential for leaking multicast traffic from one MPLS VPN to another. Note: MPLS VPNs do not use encryption, they only separate the data.