Vulnerabilities (CVE)

Filtered by vendor Cisco Subscribe
Filtered by product Ios
Total 615 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2015-6385 1 Cisco 1 Ios 2025-04-12 7.2 HIGH N/A
The publish-event event-manager feature in Cisco IOS 15.5(2)S and 15.5(3)S on Cloud Services Router 1000V devices allows local users to execute arbitrary commands with root privileges by leveraging administrative access to enter crafted environment variables, aka Bug ID CSCux14943.
CVE-2016-6382 1 Cisco 2 Ios, Ios Xe 2025-04-12 7.8 HIGH 7.5 HIGH
Cisco IOS 15.2 through 15.6 and IOS XE 3.6 through 3.17 and 16.1 allow remote attackers to cause a denial of service (device restart) via a malformed IPv6 Protocol Independent Multicast (PIM) register packet, aka Bug ID CSCuy16399.
CVE-2015-6366 1 Cisco 1 Ios 2025-04-12 5.0 MEDIUM N/A
Cisco IOS 15.2(04)M6 and 15.4(03)S lets physical-interface ACLs supersede tunnel-interface ACLs, which allows remote attackers to bypass intended network-traffic restrictions in opportunistic circumstances by using a tunnel, aka Bug ID CSCur01042.
CVE-2014-3409 1 Cisco 2 Ios, Ios Xe 2025-04-12 6.1 MEDIUM N/A
The Ethernet Connectivity Fault Management (CFM) handling feature in Cisco IOS 12.2(33)SRE9a and earlier and IOS XE 3.13S and earlier allows remote attackers to cause a denial of service (device reload) via malformed CFM packets, aka Bug ID CSCuq93406.
CVE-2014-3262 1 Cisco 2 Ios, Ios Xe 2025-04-12 4.3 MEDIUM N/A
The Locator/ID Separation Protocol (LISP) implementation in Cisco IOS 15.3(3)S and earlier and IOS XE does not properly validate parameters in ITR control messages, which allows remote attackers to cause a denial of service (CEF outage and packet drops) via malformed messages, aka Bug ID CSCun73782.
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-2015-6375 1 Cisco 1 Ios 2025-04-12 2.1 LOW N/A
The debug-logging (aka debug cns) feature in Cisco Networking Services (CNS) for IOS 15.2(2)E3 allows local users to obtain sensitive information by reading an unspecified file, aka Bug ID CSCux18010.
CVE-2010-0583 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
Memory leak in the H.323 implementation in Cisco IOS 12.1 through 12.4, and 15.0M before 15.0(1)M1, allows remote attackers to cause a denial of service (memory consumption and device reload) via malformed H.323 packets, aka Bug ID CSCtb93855.
CVE-2011-2072 1 Cisco 3 Ios, Ios Xe, Unified Communications Manager 2025-04-11 7.8 HIGH N/A
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.
CVE-2013-5499 1 Cisco 1 Ios 2025-04-11 5.7 MEDIUM N/A
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.
CVE-2012-0386 1 Cisco 2 Ios, Ios Xe 2025-04-11 7.8 HIGH N/A
The SSHv2 implementation in Cisco IOS 12.2, 12.4, 15.0, 15.1, and 15.2 and IOS XE 2.3.x through 2.6.x and 3.1.xS through 3.4.xS before 3.4.2S allows remote attackers to cause a denial of service (device reload) via a crafted username in a reverse SSH login attempt, aka Bug ID CSCtr49064.
CVE-2011-0935 1 Cisco 1 Ios 2025-04-11 10.0 HIGH N/A
The PKI functionality in Cisco IOS 15.0 and 15.1 does not prevent permanent caching of certain public keys, which allows remote attackers to bypass authentication and have unspecified other impact by leveraging an IKE peer relationship in which a key was previously valid but later revoked, aka Bug ID CSCth82164, a different vulnerability than CVE-2010-4685.
CVE-2011-3282 1 Cisco 2 Ios, Ios Xe 2025-04-11 7.8 HIGH N/A
Unspecified vulnerability in Cisco IOS 12.2SRE before 12.2(33)SRE4, 15.0, and 15.1, and IOS XE 2.1.x through 3.3.x, when an MPLS domain is configured, allows remote attackers to cause a denial of service (device reload) via an ICMPv6 packet, related to an expired MPLS TTL, aka Bug ID CSCtj30155.
CVE-2013-1147 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
The Protocol Translation (PT) functionality in Cisco IOS 12.3 through 12.4 and 15.0 through 15.3, when one-step port-23 translation or a Telnet-to-PAD ruleset is configured, does not properly validate TCP connection information, which allows remote attackers to cause a denial of service (device reload) via an attempted connection to a PT resource, aka Bug ID CSCtz35999.
CVE-2011-2578 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
Memory leak in Cisco IOS 15.1 and 15.2 allows remote attackers to cause a denial of service (memory consumption) via malformed SIP packets on a NAT interface, aka Bug ID CSCts12366.
CVE-2009-5038 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
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.
CVE-2013-5553 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
Multiple memory leaks in Cisco IOS 15.1 before 15.1(4)M7 allow remote attackers to cause a denial of service (memory consumption or device reload) by sending a crafted SIP message over (1) IPv4 or (2) IPv6, aka Bug IDs CSCuc42558 and CSCug25383.
CVE-2013-5479 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
The DNS-over-TCP implementation in Cisco IOS 12.2 and 15.0 through 15.3, when NAT is used, allows remote attackers to cause a denial of service (device reload) via a crafted IPv4 DNS TCP stream, aka Bug ID CSCtn53730.
CVE-2012-1312 1 Cisco 1 Ios 2025-04-11 7.1 HIGH N/A
The MACE feature in Cisco IOS 15.1 and 15.2 allows remote attackers to cause a denial of service (device reload) via crafted transit traffic, aka Bug IDs CSCtq64987 and CSCtu57226.
CVE-2010-0579 1 Cisco 1 Ios 2025-04-11 7.8 HIGH N/A
The SIP implementation in Cisco IOS 12.3 and 12.4 allows remote attackers to cause a denial of service (device reload) via a malformed SIP message, aka Bug ID CSCtb93416, the "SIP Message Handling Denial of Service Vulnerability."