Vulnerabilities (CVE)

Filtered by vendor Cisco Subscribe
Filtered by product Ios
Total 598 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2014-2124 1 Cisco 2 Catalyst 6500, Ios 2025-04-12 7.1 HIGH N/A
Cisco IOS 15.1(2)SY3 and earlier, when used with Supervisor Engine 2T (aka Sup2T) on Catalyst 6500 devices, allows remote attackers to cause a denial of service (device crash) via crafted multicast packets, aka Bug ID CSCuf60783.
CVE-2015-0646 1 Cisco 2 Ios, Ios Xe 2025-04-12 7.8 HIGH N/A
Memory leak in the TCP input module in Cisco IOS 12.2, 12.4, 15.0, 15.2, 15.3, and 15.4 and IOS XE 3.3.xXO, 3.5.xE, 3.6.xE, 3.8.xS through 3.10.xS before 3.10.5S, and 3.11.xS and 3.12.xS before 3.12.3S allows remote attackers to cause a denial of service (memory consumption or device reload) by sending crafted TCP packets over (1) IPv4 or (2) IPv6, aka Bug ID CSCum94811.
CVE-2015-4202 1 Cisco 2 Ios, Ubr10000 Cable Modem Termination System 2025-04-12 5.0 MEDIUM N/A
Cisco IOS 12.2SCH on uBR10000 router Cable Modem Termination Systems (CMTS) does not properly restrict access to the IP Detail Record (IPDR) service, which allows remote attackers to obtain potentially sensitive MAC address and network-utilization information via crafted IPDR packets, aka Bug ID CSCua39203.
CVE-2012-5036 1 Cisco 1 Ios 2025-04-12 6.8 MEDIUM N/A
Cisco IOS before 12.2(50)SY1 allows remote authenticated users to cause a denial of service (memory consumption) via a sequence of VTY management sessions (aka exec sessions), aka Bug ID CSCtn43662.
CVE-2015-0771 1 Cisco 9 Catalyst 6503-e, Catalyst 6504-e, Catalyst 6506-e and 6 more 2025-04-12 6.3 MEDIUM N/A
The IKE implementation in the WS-IPSEC-3 service module in Cisco IOS 12.2 on Catalyst 6500 devices allows remote authenticated users to cause a denial of service (device reload) by sending a crafted message during IPsec tunnel setup, aka Bug ID CSCur70505.
CVE-2015-6294 1 Cisco 2 Ios, Ios Xe 2025-04-12 6.1 MEDIUM N/A
Cisco IOS 15.2(3)E and earlier and IOS XE 3.6(2)E and earlier allow remote attackers to cause a denial of service (functionality loss) via crafted Cisco Discovery Protocol (CDP) packets, aka Bug ID CSCuu25770.
CVE-2014-3359 1 Cisco 2 Ios, Ios Xe 2025-04-12 7.8 HIGH N/A
Memory leak in Cisco IOS 15.1 through 15.4 and IOS XE 3.4.xS, 3.5.xS, 3.6.xS, and 3.7.xS before 3.7.6S; 3.8.xS, 3.9.xS, and 3.10.xS before 3.10.1S; and 3.11.xS before 3.12S allows remote attackers to cause a denial of service (memory consumption or device reload) via malformed DHCPv6 packets, aka Bug ID CSCum90081.
CVE-2012-5422 1 Cisco 5 As5400 Universal Gateway, As5400hpx Universal Gateway, As5400xm Media Gateway and 2 more 2025-04-12 6.8 MEDIUM N/A
Unspecified vulnerability in Cisco IOS before 15.3(2)T on AS5400 devices allows remote authenticated users to cause a denial of service (spurious errors) via unknown vectors, aka Bug ID CSCub61009.
CVE-2012-5017 1 Cisco 8 Asr 1001, Asr 1002, Asr 1002-x and 5 more 2025-04-12 6.8 MEDIUM N/A
Cisco IOS before 15.1(1)SY1 allows remote authenticated users to cause a denial of service (device reload) by establishing a VPN session and then sending malformed IKEv2 packets, aka Bug ID CSCub39268.
CVE-2012-5427 1 Cisco 1 Ios 2025-04-12 4.0 MEDIUM N/A
Cisco IOS Unified Border Element (CUBE) in Cisco IOS before 15.3(2)T allows remote authenticated users to cause a denial of service (input queue wedge) via a crafted series of RTCP packets, aka Bug ID CSCuc42518.
CVE-2015-6280 1 Cisco 2 Ios, Ios Xe 2025-04-12 9.3 HIGH N/A
The SSHv2 functionality in Cisco IOS 15.2, 15.3, 15.4, and 15.5 and IOS XE 3.6E before 3.6.3E, 3.7E before 3.7.1E, 3.10S before 3.10.6S, 3.11S before 3.11.4S, 3.12S before 3.12.3S, 3.13S before 3.13.3S, and 3.14S before 3.14.1S does not properly implement RSA authentication, which allows remote attackers to obtain login access by leveraging knowledge of a username and the associated public key, aka Bug ID CSCus73013.
CVE-2015-0586 1 Cisco 2 2900 Integrated Service Router, Ios 2025-04-12 7.8 HIGH N/A
The Network-Based Application Recognition (NBAR) protocol implementation in Cisco IOS 15.3(100)M and earlier on Cisco 2900 Integrated Services Router (aka Cisco Internet Router) devices allows remote attackers to cause a denial of service (NBAR process hang) via IPv4 packets, aka Bug ID CSCuo73682.
CVE-2016-1478 1 Cisco 1 Ios 2025-04-12 7.8 HIGH 7.5 HIGH
Cisco IOS 15.5(3)S3, 15.6(1)S2, 15.6(2)S1, and 15.6(2)T1 does not properly dequeue invalid NTP packets, which allows remote attackers to cause a denial of service (interface wedge) by sending many crafted NTP packets, aka Bug ID CSCva35619.
CVE-2015-0709 1 Cisco 2 Ios, Ios Xe 2025-04-12 6.8 MEDIUM N/A
Cisco IOS 15.5S and IOS XE allow remote authenticated users to cause a denial of service (device crash) by leveraging knowledge of the RADIUS secret and sending crafted RADIUS packets, aka Bug ID CSCur21348.
CVE-2012-5032 1 Cisco 1 Ios 2025-04-12 6.4 MEDIUM N/A
The Flex-VPN load-balancing feature in the ipsec-ikev2 implementation in Cisco IOS before 15.1(1)SY3 does not require authentication, which allows remote attackers to trigger the forwarding of VPN traffic to an attacker-controlled destination, or the discarding of this traffic, by arranging for an arbitrary device to become a cluster member, aka Bug ID CSCub93641.
CVE-2015-0642 1 Cisco 2 Ios, Ios Xe 2025-04-12 7.8 HIGH N/A
Cisco IOS 12.2, 12.4, 15.0, 15.1, 15.2, 15.3, and 15.4 and IOS XE 2.5.x, 2.6.x, 3.1.xS through 3.12.xS before 3.12.3S, 3.2.xE through 3.7.xE before 3.7.1E, 3.3.xSG, 3.4.xSG, and 3.13.xS before 3.13.2S allow remote attackers to cause a denial of service (device reload) by sending malformed IKEv2 packets over (1) IPv4 or (2) IPv6, aka Bug ID CSCum36951.
CVE-2015-0632 1 Cisco 2 Ios, Ios Xe 2025-04-12 5.7 MEDIUM N/A
Race condition in the Neighbor Discovery (ND) protocol implementation in Cisco IOS and IOS XE allows remote attackers to cause a denial of service via a flood of Router Solicitation messages on the local network, aka Bug ID CSCuo67770.
CVE-2016-1333 1 Cisco 1 Ios 2025-04-12 6.8 MEDIUM 6.5 MEDIUM
Cisco IOS 15.5(3)M and 15.6(1)T0a on Cisco 1000 Connected Grid routers allows remote authenticated users to cause a denial of service (device reload) via an SNMP request for unspecified BRIDGE MIB OIDs, aka Bug ID CSCux89878.
CVE-2014-3358 1 Cisco 2 Ios, Ios Xe 2025-04-12 7.8 HIGH N/A
Memory leak in Cisco IOS 15.0, 15.1, 15.2, and 15.4 and IOS XE 3.3.xSE before 3.3.2SE, 3.3.xXO before 3.3.1XO, 3.5.xE before 3.5.2E, and 3.11.xS before 3.11.1S allows remote attackers to cause a denial of service (memory consumption, and interface queue wedge or device reload) via malformed mDNS packets, aka Bug ID CSCuj58950.
CVE-2015-6359 1 Cisco 1 Ios 2025-04-12 6.1 MEDIUM N/A
The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Cisco IOS 15.3(3)S0.1 on ASR devices mishandles internal tables, which allows remote attackers to cause a denial of service (memory consumption or device crash) via a flood of crafted ND messages, aka Bug ID CSCup28217.