Vulnerabilities > Cisco > High

DATE CVE VULNERABILITY TITLE RISK
2011-10-03 CVE-2011-3277 Unspecified vulnerability in Cisco IOS and IOS XE
Unspecified vulnerability in the NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service (device reload) by sending crafted H.323 packets to TCP port 1720, aka Bug ID CSCth11006.
network
low complexity
cisco
7.8
2011-10-03 CVE-2011-3276 Unspecified vulnerability in Cisco IOS and IOS XE
Unspecified vulnerability in the NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service (device reload or hang) by sending crafted SIP packets to TCP port 5060, aka Bug ID CSCso02147.
network
low complexity
cisco
7.8
2011-10-03 CVE-2011-3275 Resource Management Errors vulnerability in Cisco IOS and IOS XE
Memory leak in Cisco IOS 12.4, 15.0, and 15.1, and IOS XE 2.5.x through 3.2.x, allows remote attackers to cause a denial of service (memory consumption) via a crafted SIP message, aka Bug ID CSCti48504.
network
low complexity
cisco CWE-399
7.8
2011-10-03 CVE-2011-3273 Resource Management Errors vulnerability in Cisco IOS
Memory leak in Cisco IOS 15.0 through 15.1, when IPS or Zone-Based Firewall (aka ZBFW) is configured, allows remote attackers to cause a denial of service (memory consumption or device crash) via vectors that trigger many session creation flows, aka Bug ID CSCti79848.
network
low complexity
cisco CWE-399
7.8
2011-10-03 CVE-2011-3272 Resource Management Errors vulnerability in Cisco IOS and IOS XE
The IP Service Level Agreement (IP SLA) functionality in Cisco IOS 15.1, and IOS XE 2.1.x through 3.3.x, allows remote attackers to cause a denial of service (memory corruption and device reload) via malformed IP SLA packets, aka Bug ID CSCtk67073.
network
low complexity
cisco CWE-399
7.8
2011-10-03 CVE-2011-3270 Unspecified vulnerability in Cisco 10008 Router and IOS
Unspecified vulnerability in Cisco IOS 12.2SB before 12.2(33)SB10 and 15.0S before 15.0(1)S3a on Cisco 10000 series routers allows remote attackers to cause a denial of service (device reload) via a sequence of crafted ICMP packets, aka Bug ID CSCtk62453.
network
low complexity
cisco
7.8
2011-10-03 CVE-2011-2072 Resource Management Errors vulnerability in Cisco Ios, IOS XE and Unified Communications Manager
Memory leak in Cisco IOS 12.4, 15.0, and 15.1, Cisco IOS XE 2.5.x through 3.2.x, and Cisco Unified Communications Manager (CUCM) 6.x and 7.x before 7.1(5b)su4, 8.x before 8.5(1)su2, and 8.6 before 8.6(1) allows remote attackers to cause a denial of service (memory consumption and device reload or process failure) via a malformed SIP message, aka Bug IDs CSCtl86047 and CSCto88686.
network
low complexity
cisco CWE-399
7.8
2011-10-03 CVE-2011-0946 Unspecified vulnerability in Cisco IOS and IOS XE
The NAT implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xSG, allows remote attackers to cause a denial of service (device reload or hang) via malformed NetMeeting Directory (aka Internet Locator Service or ILS) LDAP traffic, aka Bug ID CSCtd10712.
network
low complexity
cisco
7.8
2011-10-03 CVE-2011-0945 Resource Management Errors vulnerability in Cisco IOS and IOS XE
Memory leak in the Data-link switching (aka DLSw) feature in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xS before 3.1.3S and 3.2.xS before 3.2.1S, when implemented over Fast Sequence Transport (FST), allows remote attackers to cause a denial of service (memory consumption and device reload or hang) via a crafted IP protocol 91 packet, aka Bug ID CSCth69364.
network
low complexity
cisco CWE-399
7.8
2011-10-03 CVE-2011-0944 Resource Management Errors vulnerability in Cisco IOS 12.4/15.0/15.1
Cisco IOS 12.4, 15.0, and 15.1 allows remote attackers to cause a denial of service (device reload) via malformed IPv6 packets, aka Bug ID CSCtj41194.
network
low complexity
cisco CWE-399
7.8