Vulnerabilities (CVE)

Filtered by vendor Nortel Subscribe
Total 44 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2008-5872 1 Nortel 1 Multimedia Communication Server 5100 2025-04-09 7.8 HIGH N/A
Multiple unspecified vulnerabilities in the UNIStim File Transfer Protocol (UFTP) processing in IP Client Manager (IPCM) in Nortel Multimedia Communication Server (MSC) 5100 3.0.13 allow remote attackers to cause a denial of service (device outage) via a UFTP message that has a negative block size or other crafted Connection Details values.
CVE-2007-2332 1 Nortel 8 Vpn Router 1010, Vpn Router 1050, Vpn Router 1100 and 5 more 2025-04-09 9.0 HIGH N/A
Nortel VPN Router (aka Contivity) 1000, 2000, 4000, and 5000 before 6_05.140 uses a fixed DES key to encrypt passwords, which allows remote authenticated users to obtain a password via a brute force attack on a hash from the LDAP store.
CVE-2008-6578 1 Nortel 1 Cs1000 2025-04-09 10.0 HIGH N/A
Multiple unspecified vulnerabilities in Nortel Communication Server 1000 4.50.x allow remote attackers to execute arbitrary commands to gain privileges, obtain sensitive information, or cause a denial of service via unknown vectors.
CVE-2007-2886 1 Nortel 1 Communications Server 2025-04-09 5.0 MEDIUM N/A
Unspecified vulnerability in the Nortel CS 1000 M media card in Enterprise VoIP-Core-CS 1000E, 1000M, and 1000S 04.50W before 20070523 in Meridian/CS 1000 allows remote attackers to cause a denial of service (card hang) via unspecified vectors.
CVE-2007-5636 1 Nortel 1 Ip Softphone 2050 2025-04-09 7.5 HIGH N/A
Buffer overflow in the Nortel UNIStim IP Softphone 2050 allows remote attackers to cause a denial of service (application abort) and possibly execute arbitrary code via a flood of invalid characters to the RTCP port (5678/udp) that triggers a Windows error message, aka "extraneous messaging."
CVE-2000-0064 1 Nortel 1 Contivity 2025-04-03 5.0 MEDIUM N/A
cgiproc CGI script in Nortel Contivity HTTP server allows remote attackers to cause a denial of service via a malformed URL that includes shell metacharacters.
CVE-2005-0356 9 Alaxala, Cisco, F5 and 6 more 76 Alaxala Networks, Agent Desktop, Aironet Ap1200 and 73 more 2025-04-03 5.0 MEDIUM N/A
Multiple TCP implementations with Protection Against Wrapped Sequence Numbers (PAWS) with the timestamps option enabled allow remote attackers to cause a denial of service (connection loss) via a spoofed packet with a large timer value, which causes the host to discard later packets because they appear to be too old.
CVE-2004-2621 1 Nortel 1 Contivity 2025-04-03 4.0 MEDIUM N/A
Nortel Contivity VPN Client 2.1.7, 3.00, 3.01, 4.91, and 5.01, when opening a VPN tunnel, does not check the gateway certificate until after a dialog box has been displayed to the user, which creates a race condition that allows remote attackers to perform a man-in-the-middle (MITM) attack.
CVE-2000-0221 1 Nortel 1 Nautica Marlin 2025-04-03 5.0 MEDIUM N/A
The Nautica Marlin bridge allows remote attackers to cause a denial of service via a zero length UDP packet to the SNMP port.
CVE-2004-1305 2 Microsoft, Nortel 19 Windows 2000, Windows 2003 Server, Windows 98 and 16 more 2025-04-03 5.0 MEDIUM N/A
The Windows Animated Cursor (ANI) capability in Windows NT, Windows 2000 through SP4, Windows XP through SP1, and Windows 2003 allow remote attackers to cause a denial of service via (1) the frame number set to zero, which causes an invalid memory address to be used and leads to a kernel crash, or (2) the rate number set to zero, which leads to resource exhaustion and hang.
CVE-2004-1105 1 Nortel 1 Contivity 2025-04-03 5.0 MEDIUM N/A
Nortel Networks Contivity VPN Client displays a different error message depending on whether the username is valid or invalid, which could allow remote attackers to gain sensitive information.
CVE-2004-2549 1 Nortel 3 Wlan Access Point 2220, Wlan Access Point 2221, Wlan Access Point 2225 2025-04-03 5.0 MEDIUM N/A
Nortel Wireless LAN (WLAN) Access Point (AP) 2220, 2221, and 2225 allow remote attackers to cause a denial of service (service crash) via a TCP request with a large string, followed by 8 newline characters, to (1) the Telnet service on TCP port 23 and (2) the HTTP service on TCP port 80, possibly due to a buffer overflow.
CVE-2005-4197 1 Nortel 1 Ssl Vpn 2025-04-03 7.5 HIGH N/A
tunnelform.yaws in Nortel SSL VPN 4.2.1.6 allows remote attackers to execute arbitrary commands via a link in the a parameter, which is executed with extra privileges in a cryptographically signed Java Applet.
CVE-2004-0839 3 Avaya, Microsoft, Nortel 18 Definity One Media Server, Ip600 Media Servers, Modular Messaging Message Storage Server and 15 more 2025-04-03 5.0 MEDIUM N/A
Internet Explorer in Windows XP SP2, and other versions including 5.01 and 5.5, allows remote attackers to install arbitrary programs via a web page that uses certain styles and the AnchorClick behavior, popup windows, and drag-and-drop capabilities to drop the program in the local startup folder, as demonstrated by "wottapoop.html".
CVE-2005-1802 1 Nortel 9 Contivity, Vpn Router 1010, Vpn Router 1050 and 6 more 2025-04-03 5.0 MEDIUM N/A
Nortel VPN Router (aka Contivity) allows remote attackers to cause a denial of service (crash) via an IPsec IKE packet with a malformed ISAKMP header.
CVE-2005-0844 1 Nortel 1 Contivity 2025-04-03 4.6 MEDIUM N/A
Nortel VPN client 5.01 stores the cleartext password in the memory of the Extranet.exe process, which could allow local users to obtain sensitive information.
CVE-2004-0056 1 Nortel 3 802.11 Wireless Ip Gateway, Business Communications Manager, Succession Communication Server 1000 2025-04-03 7.5 HIGH N/A
Multiple vulnerabilities in the H.323 protocol implementation for Nortel Networks Business Communications Manager (BCM), Succession 1000 IP Trunk and IP Peer Networking, and 802.11 Wireless IP Gateway allow remote attackers to cause a denial of service and possibly execute arbitrary code, as demonstrated by the NISCC/OUSPG PROTOS test suite for the H.225 protocol.
CVE-2003-1115 1 Nortel 1 Succession Communication Server 2000 2025-04-03 7.5 HIGH N/A
The Session Initiation Protocol (SIP) implementation in Nortel Networks Succession Communication Server 2000, when using SIP-T, allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.
CVE-2002-0540 1 Nortel 1 Cvx 1800 Multi-service Access Switch 2025-04-03 7.5 HIGH N/A
Nortel CVX 1800 is installed with a default "public" community string, which allows remote attackers to read usernames and passwords and modify the CVX configuration.
CVE-2002-0209 1 Nortel 1 Alteon Acedirector 2025-04-03 5.0 MEDIUM N/A
Nortel Alteon ACEdirector WebOS 9.0, with the Server Load Balancing (SLB) and Cookie-Based Persistence features enabled, allows remote attackers to determine the real IP address of a web server with a half-closed session, which causes ACEdirector to send packets from the server without changing the address to the virtual IP address.