Authentication flaw

The IKEv2 implementation in Cisco IOS, when AES-GCM or AES-GMAC is used, allows remote attackers to bypass certain IPsec anti-replay features via IPsec tunnel traffic, aka Bug ID CSCuj47795...

CVE-2013-5548

The CVE-2013-5548 issue affects Cisco IOS IKEv2 when using AES-GCM or AES-GMAC for Phase 2 SAs. The vulnerability is due to improper logic that enables or disables IPsec anti-replay protection, allowing remote attackers to bypass anti-replay protections on IPsec tunnel traffic. Affected component...

CVE-2013-5548

The IKEv2 implementation in Cisco IOS, when AES-GCM or AES-GMAC is used, allows remote attackers to bypass certain IPsec anti-replay features via IPsec tunnel traffic, aka Bug ID CSCuj47795...

CVE-2013-5545

The PPTP ALG implementation in Cisco IOS XE 3.9 before 3.9.2S on 1000 ASR devices allows remote attackers to cause a denial of service device reload by sending many PPTP packets over NAT, aka Bug ID CSCuh19936...

CVE-2013-5543

Cisco IOS XE 3.4 before 3.4.2S and 3.5 before 3.5.1S on 1000 ASR devices allows remote attackers to cause a denial of service device reload via malformed ICMP error packets associated with a 1 TCP or 2 UDP session that is under inspection by the Zone-Based Firewall ZBFW component, aka Bug ID...

CVE-2013-5546

The TCP reassembly feature in Cisco IOS XE 3.7 before 3.7.3S and 3.8 before 3.8.1S on 1000 ASR devices allows remote attackers to cause a denial of service device reload via large TCP packets that are processed by the 1 NAT or 2 ALG component, aka Bug ID CSCud72509...

Design/Logic Flaw

The TCP reassembly feature in Cisco IOS XE 3.7 before 3.7.3S and 3.8 before 3.8.1S on 1000 ASR devices allows remote attackers to cause a denial of service device reload via large TCP packets that are processed by the 1 NAT or 2 ALG component, aka Bug ID CSCud72509...

Sql injection

Cisco IOS XE 3.4 before 3.4.2S and 3.5 before 3.5.1S on 1000 ASR devices allows remote attackers to cause a denial of service device reload via malformed ICMP error packets associated with a 1 TCP or 2 UDP session that is under inspection by the Zone-Based Firewall ZBFW component, aka Bug ID...

Design/Logic Flaw

The PPTP ALG implementation in Cisco IOS XE 3.9 before 3.9.2S on 1000 ASR devices allows remote attackers to cause a denial of service device reload by sending many PPTP packets over NAT, aka Bug ID CSCuh19936...

CVE-2013-5545

Cisco IOS XE PPTP ALG vulnerability (CVE-2013-5545) affects 1000-series ASR devices running 3.9 before 3.9.2S. The issue—described as a PPTP ALG handling flaw—allows unauthenticated, remote attackers to trigger a reload of ESP/RP and cause a DoS by sending many PPTP packets over NAT. Connected do...

CVE-2013-5546

The TCP reassembly feature in Cisco IOS XE 3.7 before 3.7.3S and 3.8 before 3.8.1S on 1000 ASR devices allows remote attackers to cause a denial of service device reload via large TCP packets that are processed by the 1 NAT or 2 ALG component, aka Bug ID CSCud72509...

CVE-2013-5543

Cisco IOS XE 3.4 before 3.4.2S and 3.5 before 3.5.1S on 1000 ASR devices allows remote attackers to cause a denial of service device reload via malformed ICMP error packets associated with a 1 TCP or 2 UDP session that is under inspection by the Zone-Based Firewall ZBFW component, aka Bug ID...

Design/Logic Flaw

Cisco IOS on Catalyst 3750X switches has default Service Module credentials, which makes it easier for local users to gain privileges via a Service Module login, aka Bug ID CSCue92286...

Code injection

Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP-B, PRP, and DRP-B route-processor components, which allows remote attackers to cause a denial of service transmission outage via 1 IPv4 or 2 IPv6 traffic, aka Bug ID CSCuh30380...

CVE-2013-5499

The remember feature in the DHCP server in Cisco IOS allows remote attackers to cause a denial of service device reload by acquiring a lease and then sending a DHCPRELEASE message, aka Bug ID CSCuh46822...

Design/Logic Flaw

The OSPF functionality in Cisco IOS and IOS XE allows remote attackers to cause a denial of service device reload via crafted options in an LSA type 11 packet, aka Bug ID CSCui21030...

CVE-2013-5499

The CVE-2013-5499 issue affects Cisco IOS Software DHCP server remember functionality. A flaw in how leases are released allows an unauthenticated, adjacent attacker who has obtained a lease to send DHCPRELEASE and cause the device to reload (DoS). Root cause is improper handling of lease release...

Cisco IOS XE Software DHCP Denial of Service Vulnerability (cisco-sa-20130925-dhcp)

A vulnerability in the DHCP implementation of Cisco IOS XE Software allows an unauthenticated, remote attacker to cause a denial of service DoS condition. The vulnerability occurs during the parsing of crafted DHCP packets. An attacker can exploit this vulnerability by sending crafted DHCP packet...

Code injection

The PPTP-ALG component in CRS Carrier Grade Services Engine CGSE and ASR 9000 Integrated Service Module ISM in Cisco IOS XR allows remote attackers to cause a denial of service module reset via crafted packet streams, aka Bug ID CSCue91963...

CVE-2013-5498

The CVE-2013-5498 issue affects the PPTP-ALG component of Cisco CRS Carrier Grade Services Engine (CGSE) and Cisco ASR 9000 Series ISM running IOS XR. The root cause is in the PPTP-ALG’s handling of packet streams, allowing an unauthenticated, remote attacker to cause a denial of service via craf...