Search Results (1230 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2007-4293 1 Cisco 1 Ios 2026-04-23 N/A
Cisco IOS 12.0 through 12.4 allows remote attackers to cause a denial of service (device crash) via (1) "abnormal" MGCP messages, aka CSCsd81407; and (2) a large facsimile packet, aka CSCej20505.
CVE-2007-4285 1 Cisco 1 Ios 2026-04-23 N/A
Unspecified vulnerability in Cisco IOS and Cisco IOS XR 12.x up to 12.3, including some versions before 12.3(15) and 12.3(14)T, allows remote attackers to obtain sensitive information (partial packet contents) or cause a denial of service (router or component crash) via crafted IPv6 packets with a Type 0 routing header.
CVE-2008-4963 1 Cisco 2 Catos, Ios 2026-04-23 N/A
Unspecified vulnerability in the VLAN Trunking Protocol (VTP) implementation on Cisco IOS and CatOS, when the VTP operating mode is not transparent, allows remote attackers to cause a denial of service (device reload or hang) via a crafted VTP packet sent to a switch interface configured as a trunk port.
CVE-2007-0648 1 Cisco 1 Ios 2026-04-23 N/A
Cisco IOS after 12.3(14)T, 12.3(8)YC1, 12.3(8)YG, and 12.4, with voice support and without Session Initiated Protocol (SIP) configured, allows remote attackers to cause a denial of service (crash) by sending a crafted packet to port 5060/UDP.
CVE-2009-0630 1 Cisco 1 Ios 2026-04-23 N/A
The (1) Cisco Unified Communications Manager Express; (2) SIP Gateway Signaling Support Over Transport Layer Security (TLS) Transport; (3) Secure Signaling and Media Encryption; (4) Blocks Extensible Exchange Protocol (BEEP); (5) Network Admission Control HTTP Authentication Proxy; (6) Per-user URL Redirect for EAPoUDP, Dot1x, and MAC Authentication Bypass; (7) Distributed Director with HTTP Redirects; and (8) TCP DNS features in Cisco IOS 12.0 through 12.4 do not properly handle IP sockets, which allows remote attackers to cause a denial of service (outage or resource consumption) via a series of crafted TCP packets.
CVE-2009-1154 1 Cisco 1 Ios Xr 2026-04-23 N/A
Cisco IOS XR 3.8.1 and earlier allows remote attackers to cause a denial of service (process crash) via a long BGP UPDATE message, as demonstrated by a message with many AS numbers in the AS Path Attribute.
CVE-2009-2867 1 Cisco 1 Ios 2026-04-23 N/A
Unspecified vulnerability in Cisco IOS 12.2XNA, 12.2XNB, 12.2XNC, 12.2XND, 12.4T, 12.4XZ, and 12.4YA, when Zone-Based Policy Firewall SIP Inspection is enabled, allows remote attackers to cause a denial of service (device reload) via a crafted SIP transit packet, aka Bug ID CSCsr18691.
CVE-2008-1151 1 Cisco 1 Ios 2026-04-23 N/A
Memory leak in the virtual private dial-up network (VPDN) component in Cisco IOS before 12.3 allows remote attackers to cause a denial of service (memory consumption) via a series of PPTP sessions, related to "dead memory" that remains allocated after process termination, aka bug ID CSCsj58566.
CVE-2008-1156 1 Cisco 2 Cisco Ios, Ios 2026-04-23 N/A
Unspecified vulnerability in the Multicast Virtual Private Network (MVPN) implementation in Cisco IOS 12.0, 12.2, 12.3, and 12.4 allows remote attackers to create "extra multicast states on the core routers" via a crafted Multicast Distribution Tree (MDT) Data Join message.
CVE-2007-0918 1 Cisco 1 Ios 2026-04-23 N/A
The ATOMIC.TCP signature engine in the Intrusion Prevention System (IPS) feature for Cisco IOS 12.4XA, 12.3YA, 12.3T, and other trains allows remote attackers to cause a denial of service (IPS crash and traffic loss) via unspecified manipulations that are not properly handled by the regular expression feature, as demonstrated using the 3123.0 (Netbus Pro Traffic) signature.
CVE-2007-4263 1 Cisco 1 Ios 2026-04-23 N/A
Unspecified vulnerability in the server side of the Secure Copy (SCP) implementation in Cisco 12.2-based IOS allows remote authenticated users to read, write or overwrite any file on the device's filesystem via unknown vectors.
CVE-2009-2868 1 Cisco 1 Ios 2026-04-23 N/A
Unspecified vulnerability in Cisco IOS 12.2 through 12.4, when certificate-based authentication is enabled for IKE, allows remote attackers to cause a denial of service (Phase 1 SA exhaustion) via crafted requests, aka Bug IDs CSCsy07555 and CSCee72997.
CVE-2007-4430 1 Cisco 5 Cbos, Cli, Ids and 2 more 2026-04-23 N/A
Unspecified vulnerability in Cisco IOS 12.0 through 12.4 allows context-dependent attackers to cause a denial of service (device restart and BGP routing table rebuild) via certain regular expressions in a "show ip bgp regexp" command. NOTE: unauthenticated remote attacks are possible in environments with anonymous telnet and Looking Glass access.
CVE-2007-4292 1 Cisco 1 Ios 2026-04-23 N/A
Multiple memory leaks in Cisco IOS 12.0 through 12.4 allow remote attackers to cause a denial of service (device crash) via a malformed SIP packet, aka (1) CSCsf11855, (2) CSCeb21064, (3) CSCse40276, (4) CSCse68355, (5) CSCsf30058, (6) CSCsb24007, and (7) CSCsc60249.
CVE-2007-5549 1 Cisco 1 Ios 2026-04-23 N/A
Unspecified vulnerability in Command EXEC in Cisco IOS allows local users to bypass command restrictions and obtain sensitive information via an unspecified "variation of an IOS command" involving "two different methods", aka CSCsk16129. NOTE: as of 20071016, the only disclosure is a vague pre-advisory with no actionable information. However, since it is from a well-known researcher, it is being assigned a CVE identifier for tracking purposes.
CVE-2009-2866 1 Cisco 1 Ios 2026-04-23 N/A
Unspecified vulnerability in Cisco IOS 12.2 through 12.4 allows remote attackers to cause a denial of service (device reload) via a crafted H.323 packet, aka Bug ID CSCsz38104.
CVE-2009-2870 1 Cisco 1 Ios 2026-04-23 N/A
Unspecified vulnerability in Cisco IOS 12.2 through 12.4, when the Cisco Unified Border Element feature is enabled, allows remote attackers to cause a denial of service (device reload) via crafted SIP messages, aka Bug ID CSCsx25880.
CVE-2009-2871 1 Cisco 1 Ios 2026-04-23 N/A
Unspecified vulnerability in Cisco IOS 12.2 and 12.4, when SSLVPN sessions, SSH sessions, or IKE encrypted nonces are enabled, allows remote attackers to cause a denial of service (device reload) via a crafted encrypted packet, aka Bug ID CSCsq24002.
CVE-2007-5548 1 Cisco 1 Ios 2026-04-23 N/A
Multiple stack-based buffer overflows in Command EXEC in Cisco IOS allow local users to gain privileges via unspecified vectors, aka (1) PSIRT-0474975756 and (2) PSIRT-0388256465. NOTE: as of 20071016, the only disclosure is a vague pre-advisory with no actionable information. However, since it is from a well-known researcher, it is being assigned a CVE identifier for tracking purposes.
CVE-2008-3809 1 Cisco 1 Ios 2026-04-23 N/A
Cisco IOS 12.0 through 12.4 on Gigabit Switch Router (GSR) devices (aka 12000 Series routers) allows remote attackers to cause a denial of service (device crash) via a malformed Protocol Independent Multicast (PIM) packet.