Vulnerabilities > Cisco > IOS > 12.2irc

DATE CVE VULNERABILITY TITLE RISK
2011-01-07 CVE-2009-5039 Missing Release of Resource After Effective Lifetime vulnerability in Cisco IOS
Memory leak in the gk_circuit_info_do_in_acf function in the H.323 implementation in Cisco IOS before 15.0(1)XA allows remote attackers to cause a denial of service (memory consumption) via a large number of calls over a long duration, as demonstrated by InterZone Clear Token (IZCT) test traffic, aka Bug ID CSCsz72535.
network
low complexity
cisco CWE-772
5.0
2011-01-07 CVE-2009-5038 Improper Input Validation vulnerability in Cisco IOS
Cisco IOS before 15.0(1)XA does not properly handle IRC traffic during a specific time period after an initial reload, which allows remote attackers to cause a denial of service (device reload) via an attempted connection to a certain IRC server, related to a "corrupted magic value," aka Bug ID CSCso05336.
network
low complexity
cisco CWE-20
7.8
2011-01-07 CVE-2010-4671 Resource Exhaustion vulnerability in Cisco IOS
The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Cisco IOS before 15.0(1)XA5 allows remote attackers to cause a denial of service (CPU consumption and device hang) by sending many Router Advertisement (RA) messages with different source addresses, as demonstrated by the flood_router6 program in the thc-ipv6 package, aka Bug ID CSCti33534.
network
low complexity
cisco CWE-400
7.8
2010-09-23 CVE-2010-2835 Unspecified vulnerability in Cisco Ios, IOS XE and Unified Communications Manager
Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5), 7.0 before 7.0(2a)su3, 7.1su before 7.1(3b)su2, 7.1 before 7.1(5), and 8.0 before 8.0(1) allow remote attackers to cause a denial of service (device reload or voice-services outage) via a SIP REFER request with an invalid Refer-To header, aka Bug IDs CSCta20040 and CSCta31358.
network
low complexity
cisco
7.8
2010-09-23 CVE-2010-2834 Unspecified vulnerability in Cisco Ios, IOS XE and Unified Communications Manager
Cisco IOS 12.2 through 12.4 and 15.0 through 15.1, Cisco IOS XE 2.5.x and 2.6.x before 2.6.1, and Cisco Unified Communications Manager (aka CUCM, formerly CallManager) 6.x before 6.1(5)SU1, 7.x before 7.1(5), and 8.0 before 8.0(2) allow remote attackers to cause a denial of service (device reload or voice-services outage) via crafted SIP registration traffic over UDP, aka Bug IDs CSCtf72678 and CSCtf14987.
network
low complexity
cisco
7.8
2010-09-23 CVE-2010-2833 Unspecified vulnerability in Cisco IOS and IOS XE
Unspecified vulnerability in the NAT for H.225.0 implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1 allows remote attackers to cause a denial of service (device reload) via transit traffic, aka Bug ID CSCtd86472.
network
low complexity
cisco
7.8
2010-09-23 CVE-2010-2832 Unspecified vulnerability in Cisco IOS and IOS XE
Unspecified vulnerability in the NAT for H.323 implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1 allows remote attackers to cause a denial of service (device reload) via transit traffic, aka Bug ID CSCtf91428.
network
low complexity
cisco
7.8
2010-09-23 CVE-2010-2831 Unspecified vulnerability in Cisco IOS and IOS XE
Unspecified vulnerability in the NAT for SIP implementation in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1 allows remote attackers to cause a denial of service (device reload) via transit traffic on UDP port 5060, aka Bug ID CSCtf17624.
network
low complexity
cisco
7.8
2010-09-23 CVE-2010-2830 Unspecified vulnerability in Cisco IOS and IOS XE
The IGMPv3 implementation in Cisco IOS 12.2, 12.3, 12.4, and 15.0 and IOS XE 2.5.x before 2.5.2, when PIM is enabled, allows remote attackers to cause a denial of service (device reload) via a malformed IGMP packet, aka Bug ID CSCte14603.
network
cisco
7.1
2010-03-25 CVE-2010-0576 Denial of Service vulnerability in Cisco IOS Multiprotocol Label Switching (MPLS) Malformed Packet
Unspecified vulnerability in Cisco IOS 12.0 through 12.4, IOS XE 2.1.x through 2.3.x before 2.3.2, and IOS XR 3.2.x through 3.4.3, when Multiprotocol Label Switching (MPLS) and Label Distribution Protocol (LDP) are enabled, allows remote attackers to cause a denial of service (device reload or process restart) via a crafted LDP packet, aka Bug IDs CSCsz45567 and CSCsj25893.
network
low complexity
cisco
7.8