Vulnerabilities (CVE)

Filtered by vendor Cisco Subscribe
Filtered by product Ios
Total 614 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2014-3347 1 Cisco 8 1801 Integrated Service Router, 1802 Integrated Service Router, 1803 Integrated Service Router and 5 more 2017-08-29 5.4 MEDIUM N/A
Cisco IOS 15.1(4)M2 on Cisco 1800 ISR devices, when the ISDN Basic Rate Interface is enabled, allows remote attackers to cause a denial of service (device hang) by leveraging knowledge of the ISDN phone number to trigger an interrupt timer collision during entropy collection, leading to an invalid state of the hardware encryption module, aka Bug ID CSCul77897.
CVE-2014-3293 1 Cisco 2 Asr901, Ios 2017-08-29 5.0 MEDIUM N/A
Cisco IOS 15.4(3)S0b on ASR901 devices makes incorrect decisions to use the CPU for IPv4 packet processing, which allows remote attackers to cause a denial of service (BGP neighbor flapping) by sending many crafted IPv4 packets, aka Bug ID CSCuo29736.
CVE-2013-5469 1 Cisco 1 Ios 2017-08-29 7.1 HIGH N/A
The TCP implementation in Cisco IOS does not properly implement the transitions from the ESTABLISHED state to the CLOSED state, which allows remote attackers to cause a denial of service (flood of ACK packets) via a crafted series of ACK and FIN packets, aka Bug ID CSCtz14399.
CVE-2013-5527 1 Cisco 2 Ios, Ios Xe 2017-08-29 5.7 MEDIUM N/A
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-2012-3924 1 Cisco 1 Ios 2017-08-29 3.5 LOW N/A
The SSLVPN implementation in Cisco IOS 15.1 and 15.2, when DTLS is enabled, does not properly handle certain outbound ACL configurations, which allows remote authenticated users to cause a denial of service (device crash) via a session involving a PPP over ATM (PPPoA) interface, aka Bug ID CSCty97961.
CVE-2012-3895 1 Cisco 1 Ios 2017-08-29 6.3 MEDIUM N/A
Cisco IOS 15.0 through 15.3 allows remote authenticated users to cause a denial of service (device crash) via an MVPNv6 update, aka Bug ID CSCty89224.
CVE-2012-4620 1 Cisco 2 10008 Router, Ios 2017-08-29 7.8 HIGH N/A
Cisco IOS 12.2 and 15.0 through 15.2 on Cisco 10000 series routers, when a tunnel interface exists, allows remote attackers to cause a denial of service (interface queue wedge) via tunneled (1) GRE/IP, (2) IPIP, or (3) IPv6 in IPv4 packets, aka Bug ID CSCts66808.
CVE-2012-4623 1 Cisco 2 Ios, Ios Xe 2017-08-29 7.8 HIGH N/A
The DHCPv6 server in Cisco IOS 12.2 through 12.4 and 15.0 through 15.2 and IOS XE 2.1.x through 2.6.x, 3.1.xS before 3.1.4S, 3.1.xSG and 3.2.xSG before 3.2.5SG, 3.2.xS, 3.2.xXO, 3.3.xS, and 3.3.xSG before 3.3.1SG allows remote attackers to cause a denial of service (device reload) via a malformed DHCPv6 packet, aka Bug ID CSCto57723.
CVE-2012-3950 1 Cisco 1 Ios 2017-08-29 7.1 HIGH N/A
The Intrusion Prevention System (IPS) feature in Cisco IOS 12.3 through 12.4 and 15.0 through 15.2, in certain configurations of enabled categories and missing signatures, allows remote attackers to cause a denial of service (device reload) via DNS packets, aka Bug ID CSCtw55976.
CVE-2012-3923 1 Cisco 1 Ios 2017-08-29 3.5 LOW N/A
The SSLVPN implementation in Cisco IOS 12.4, 15.0, 15.1, and 15.2, when DTLS is not enabled, does not properly handle certain outbound ACL configurations, which allows remote authenticated users to cause a denial of service (device crash) via a session involving a PPP over ATM (PPPoA) interface, aka Bug ID CSCte41827.
CVE-2012-3915 1 Cisco 1 Ios 2017-08-29 5.0 MEDIUM N/A
The DMVPN tunnel implementation in Cisco IOS 15.2 allows remote attackers to cause a denial of service (persistent IKE state) via a large volume of hub-to-spoke traffic, aka Bug ID CSCtq39602.
CVE-2012-3079 1 Cisco 1 Ios 2017-08-29 7.8 HIGH N/A
Cisco IOS 12.2 allows remote attackers to cause a denial of service (CPU consumption) by establishing many IPv6 neighbors, aka Bug ID CSCtn78957.
CVE-2012-0383 1 Cisco 1 Ios 2017-08-29 7.8 HIGH N/A
Memory leak in the NAT feature in Cisco IOS 12.4, 15.0, and 15.1 allows remote attackers to cause a denial of service (memory consumption, and device hang or reload) via SIP packets that require translation, related to a "memory starvation vulnerability," aka Bug ID CSCti35326.
CVE-2011-2064 1 Cisco 2 Content Services Gateway Second Generation, Ios 2017-08-29 7.8 HIGH N/A
Cisco IOS 12.4MDA before 12.4(24)MDA5 on the Cisco Content Services Gateway - Second Generation (CSG2) allows remote attackers to cause a denial of service (device reload) via crafted ICMP packets, aka Bug ID CSCtl79577.
CVE-2011-2395 1 Cisco 1 Ios 2017-08-29 5.0 MEDIUM N/A
The Neighbor Discovery (ND) protocol implementation in Cisco IOS on unspecified switches allows remote attackers to bypass the Router Advertisement Guarding functionality via a fragmented IPv6 packet in which the Router Advertisement (RA) message is contained in the second fragment, as demonstrated by (1) a packet in which the first fragment contains a long Destination Options extension header or (2) a packet in which the first fragment contains an ICMPv6 Echo Request message.
CVE-2011-3280 1 Cisco 2 Ios, Ios Xe 2017-08-28 7.8 HIGH 7.5 HIGH
Memory leak 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 (memory consumption or device reload) by sending crafted SIP packets to UDP port 5060, aka Bug ID CSCtj04672.
CVE-2011-0349 1 Cisco 2 Content Services Gateway Second Generation, Ios 2017-08-17 7.8 HIGH N/A
Unspecified vulnerability in Cisco IOS 12.4(24)MD before 12.4(24)MD2 on the Cisco Content Services Gateway Second Generation (aka CSG2) allows remote attackers to cause a denial of service (device hang or reload) via crafted TCP packets, aka Bug ID CSCth17178, a different vulnerability than CVE-2011-0350.
CVE-2011-0348 1 Cisco 2 Content Services Gateway Second Generation, Ios 2017-08-17 6.4 MEDIUM N/A
Cisco IOS 12.4(11)MD, 12.4(15)MD, 12.4(22)MD, 12.4(24)MD before 12.4(24)MD3, 12.4(22)MDA before 12.4(22)MDA5, and 12.4(24)MDA before 12.4(24)MDA3 on the Cisco Content Services Gateway Second Generation (aka CSG2) allows remote attackers to bypass intended access restrictions and intended billing restrictions by sending HTTP traffic to a restricted destination after sending HTTP traffic to an unrestricted destination, aka Bug ID CSCtk35917.
CVE-2011-0350 1 Cisco 2 Content Services Gateway Second Generation, Ios 2017-08-17 7.8 HIGH N/A
Unspecified vulnerability in Cisco IOS 12.4(24)MD before 12.4(24)MD2 on the Cisco Content Services Gateway Second Generation (aka CSG2) allows remote attackers to cause a denial of service (device hang or reload) via crafted TCP packets, aka Bug ID CSCth41891, a different vulnerability than CVE-2011-0349.
CVE-2010-1574 1 Cisco 2 Industrial Ethernet 3000, Ios 2017-08-17 10.0 HIGH N/A
IOS 12.2(52)SE and 12.2(52)SE1 on Cisco Industrial Ethernet (IE) 3000 series switches has (1) a community name of public for RO access and (2) a community name of private for RW access, which makes it easier for remote attackers to modify the configuration or obtain potentially sensitive information via SNMP requests, aka Bug ID CSCtf25589.