Search Results (6831 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2005-0943 1 Cisco 8 Vpn 3000 Concentrator Series Software, Vpn 3002 Hardware Client, Vpn 3005 Concentrator Software and 5 more 2026-04-16 N/A
Cisco VPN 3000 series Concentrator running firmware 4.1.7.A and earlier allows remote attackers to cause a denial of service (device reload or drop user connection) via a crafted HTTPS packet.
CVE-2005-1021 1 Cisco 1 Ios 2026-04-16 N/A
Memory leak in Secure Shell (SSH) in Cisco IOS 12.0 through 12.3, when authenticating against a TACACS+ server, allows remote attackers to cause a denial of service (memory consumption) via an incorrect username or password.
CVE-2002-2052 1 Cisco 1 Ios 2026-04-16 N/A
Cisco 2611 router running IOS 12.1(6.5), possibly an interim release, allows remote attackers to cause a denial of service via port scans such as (1) scanning all ports on a single host and (2) scanning a network of hosts for a single open port through the router. NOTE: the vendor could not reproduce this issue, saying that the original reporter was using an interim release of the software.
CVE-2002-2037 1 Cisco 5 Bams, Pgw 2200, Sc2200 and 2 more 2026-04-16 N/A
The Cisco Media Gateway Controller (MGC) in (1) SC2200 7.4 and earlier, (2) VSC3000 9.1 and earlier, (3) PGW 2200 9.1 and earlier, (4) Billing and Management Server (BAMS) and (5) Voice Services Provisioning Tool (VSPT) runs on default installations of Solaris 2.6 with unnecessary services and without the latest security patches, which allows attackers to exploit known vulnerabilities.
CVE-2004-0714 1 Cisco 3 Ios, Ons 15454e Optical Transport Platform, Optical Networking Systems Software 2026-04-16 N/A
Cisco Internetwork Operating System (IOS) 12.0S through 12.3T attempts to process SNMP solicited operations on improper ports (UDP 162 and a randomly chosen UDP port), which allows remote attackers to cause a denial of service (device reload and memory corruption).
CVE-2002-1768 1 Cisco 1 Ios 2026-04-16 N/A
Cisco IOS 11.1 through 12.2, when HSRP support is not enabled, allows remote attackers to cause a denial of service (CPU consumption) via randomly sized UDP packets to the Hot Standby Routing Protocol (HSRP) port 1985.
CVE-2004-0551 1 Cisco 24 Catalyst 2901, Catalyst 2902, Catalyst 2926 and 21 more 2026-04-16 N/A
Cisco CatOS 5.x before 5.5(20) through 8.x before 8.2(2) and 8.3(2)GLX, as used in Catalyst switches, allows remote attackers to cause a denial of service (system crash and reload) by sending invalid packets instead of the final ACK portion of the three-way handshake to the (1) Telnet, (2) HTTP, or (3) SSH services, aka "TCP-ACK DoS attack."
CVE-2005-0597 1 Cisco 1 Application And Content Networking Software 2026-04-16 N/A
Cisco devices running Application and Content Networking System (ACNS) 5.0 before 5.0.17.6 and 5.1 before 5.1.11.6 allow remote attackers to cause a denial of service (process restart) via a "crafted TCP connection."
CVE-2002-1596 1 Cisco 1 Sn 5420 Storage Router Firmware 2026-04-16 N/A
Cisco SN 5420 Storage Router 1.1(5) and earlier allows remote attackers to cause a denial of service (router crash) via an HTTP request with large headers.
CVE-2002-1556 1 Cisco 1 Optical Networking Systems Software 2026-04-16 N/A
Cisco ONS15454 and ONS15327 running ONS before 3.4 allows attackers to cause a denial of service (reset) via an HTTP request to the TCC, TCC+ or XTC, in which the request contains an invalid CORBA Interoperable Object Reference (IOR).
CVE-2002-1555 1 Cisco 1 Optical Networking Systems Software 2026-04-16 N/A
Cisco ONS15454 and ONS15327 running ONS before 3.4 uses a "public" SNMP community string that cannot be changed, which allows remote attackers to obtain sensitive information.
CVE-2005-0196 1 Cisco 1 Ios 2026-04-16 N/A
Cisco IOS 12.0 through 12.3YL, with BGP enabled and running the bgp log-neighbor-changes command, allows remote attackers to cause a denial of service (device reload) via a malformed BGP packet.
CVE-2002-1190 1 Cisco 1 Unity Server 2026-04-16 N/A
Cisco Unity 2.x and 3.x uses well-known default user accounts, which could allow remote attackers to gain access and place arbitrary calls.
CVE-2000-0380 1 Cisco 1 Ios 2026-04-16 N/A
The IOS HTTP service in Cisco routers and switches running IOS 11.1 through 12.1 allows remote attackers to cause a denial of service by requesting a URL that contains a %% string.
CVE-2002-1553 1 Cisco 1 Optical Networking Systems Software 2026-04-16 N/A
Cisco ONS15454 and ONS15327 running ONS before 3.4 allows remote attackers to modify the system configuration and delete files by establishing an FTP connection to the TCC, TCC+ or XTC using a username and password that does not exist.
CVE-2003-0677 1 Cisco 1 Webns 2026-04-16 N/A
Cisco CSS 11000 routers on the CS800 chassis allow remote attackers to cause a denial of service (CPU consumption or reboot) via a large number of TCP SYN packets to the circuit IP address, aka "ONDM Ping failure."
CVE-2002-1107 1 Cisco 1 Vpn Client 2026-04-16 N/A
Cisco Virtual Private Network (VPN) Client software 2.x.x, and 3.x before 3.5.2B, does not generate sufficiently random numbers, which may make it vulnerable to certain attacks such as spoofing.
CVE-2002-1106 1 Cisco 1 Vpn Client 2026-04-16 N/A
Cisco Virtual Private Network (VPN) Client software 2.x.x, and 3.x before 3.5.1C, does not properly verify that certificate DN fields match those of the certificate from the VPN Concentrator, which allows remote attackers to conduct man-in-the-middle attacks.
CVE-2002-1108 1 Cisco 1 Vpn Client 2026-04-16 N/A
Cisco Virtual Private Network (VPN) Client software 2.x.x, and 3.x before 3.6(Rel), when configured with all tunnel mode, can be forced into acknowledging a TCP packet from outside the tunnel.
CVE-2002-1554 1 Cisco 1 Optical Networking Systems Software 2026-04-16 N/A
Cisco ONS15454 and ONS15327 running ONS before 3.4 stores usernames and passwords in cleartext in the image database for the TCC, TCC+ or XTC, which could allow attackers to gain privileges by obtaining the passwords from the image database or a backup.