56.705 CVE tracked
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Search: telnet
89 CVE
| Identifier | Severity, sort descending | Product and flaw | EPSS, sort descending | In KEV since, sort descending |
|---|---|---|---|---|
| CVE-2001-0757 | HIGH 7.5 | cisco 6400_nrp_2 Cisco 6400 Access Concentrator Node Route Processor 2 (NRP2) 12.1DC card does not properly disable access when a password has not been set for vtys, which allows remote attackers to obtain access via telnet. | 2.5% | — |
| CVE-2001-0349 | HIGH 7.2 | microsoft windows_2000 Microsoft Windows 2000 telnet service creates named pipes with predictable names and does not properly verify them, which allows local users to execute arbitrary commands by creating a named pipe with the predictable name and associating a malicious program wi | 1.9% | — |
| CVE-2018-15399 | MED 6.8 | cisco adaptive_security_appliance_software A vulnerability in the TCP syslog module of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to exhaust the 1550-byte buffers on an affected device, resulting in | 1.8% | — |
| CVE-2017-10601 | CRIT 9.8 | juniper junos A specific device configuration can result in a commit failure condition. When this occurs, a user is logged in without being prompted for a password while trying to login through console, ssh, ftp, telnet or su, etc., This issue relies upon a device configura | 1.8% | — |
| CVE-2001-0351 | LOW 2.1 | microsoft windows_2000 Microsoft Windows 2000 telnet service allows a local user to make a certain system call that allows the user to terminate a Telnet session and cause a denial of service. | 1.8% | — |
| CVE-2004-0308 | HIGH 10.0 | cisco optical_networking_systems_software Unknown vulnerability in Cisco ONS 15327 before 4.1(3), ONS 15454 before 4.6(1), ONS 15454 SD before 4.1(3), and Cisco ONS15600 before 1.3(0) allows a superuser whose account is locked out, disabled, or suspended to gain unauthorized access via a Telnet connec | 1.7% | — |
| CVE-2021-34795 | CRIT 10.0 | cisco catalyst_pon_switch_cgp-ont-1p_firmware Multiple vulnerabilities in the web-based management interface of the Cisco Catalyst Passive Optical Network (PON) Series Switches Optical Network Terminal (ONT) could allow an unauthenticated, remote attacker to perform the following actions: Log in with a de | 1.7% | — |
| CVE-2015-6382 | MED 5.0 | cisco asr_5000_series_software Cisco ASR 5000 devices with software 16.0(900) allow remote attackers to cause a denial of service (telnetd process restart) via a TELNET connection, aka Bug ID CSCuv25815. | 1.7% | — |
| CVE-2002-0545 | MED 5.0 | cisco aironet_ap340 Cisco Aironet before 11.21 with Telnet enabled allows remote attackers to cause a denial of service (reboot) via a series of login attempts with invalid usernames and passwords. | 1.7% | — |
| CVE-2000-0268 | MED 5.0 | cisco 3660_router Cisco IOS 11.x and 12.x allows remote attackers to cause a denial of service by sending the ENVIRON option to the Telnet daemon before it is ready to accept it, which causes the system to reboot. | 1.7% | — |
| CVE-2015-4195 | MED 4.0 | cisco ios_xr Cisco IOS XR 5.1.1.K9SEC allows remote authenticated users to cause a denial of service (vty error, and SSH and TELNET outage) via a crafted disconnect action within an SSH session, aka Bug ID CSCul63127. | 1.6% | — |
| CVE-2005-2279 | MED 5.0 | cisco ons_15216_optical_add_drop_multiplexer_software Cisco ONS 15216 Optical Add/Drop Multiplexer (OADM) running firmware 2.2.2 and earlier allows remote attackers to cause a denial of service (management plane session loss) via crafted telnet data. | 1.6% | — |
| CVE-2011-1623 | HIGH 10.0 | cisco media_experience_engine_5600 Cisco Media Processing Software before 1.2 on Media Experience Engine (MXE) 5600 devices has a default root password, which makes it easier for context-dependent attackers to obtain access via (1) the local console, (2) an SSH session, or (3) a TELNET session, | 1.6% | — |
| CVE-2001-0350 | MED 4.6 | microsoft windows_2000 Microsoft Windows 2000 telnet service creates named pipes with predictable names and does not properly verify them, which allows local users to execute arbitrary commands by creating a named pipe with the predictable name and associating a malicious program wi | 1.5% | — |
| CVE-2015-0776 | MED 5.0 | cisco ios_xr telnetd in Cisco IOS XR 5.0.1 on Network Convergence System 6000 devices allows remote attackers to cause a denial of service (device reload) via a malformed TELNET packet, aka Bug ID CSCuq31566. | 1.5% | — |
| CVE-2018-0025 | MED 6.1 | juniper junos When an SRX Series device is configured to use HTTP/HTTPS pass-through authentication services, a client sending authentication credentials in the initial HTTP/HTTPS session is at risk that these credentials may be captured during follow-on HTTP/HTTPS requests | 1.4% | — |
| CVE-2021-40112 | CRIT 10.0 | cisco catalyst_pon_switch_cgp-ont-1p_firmware Multiple vulnerabilities in the web-based management interface of the Cisco Catalyst Passive Optical Network (PON) Series Switches Optical Network Terminal (ONT) could allow an unauthenticated, remote attacker to perform the following actions: Log in with a de | 1.4% | — |
| CVE-1999-0889 | HIGH 7.5 | cisco 675_router Cisco 675 routers running CBOS allow remote attackers to establish telnet sessions if an exec or superuser password has not been set. | 1.4% | — |
| CVE-1999-0843 | MED 5.0 | cisco router Denial of service in Cisco routers running NAT via a PORT command from an FTP client to a Telnet port. | 1.4% | — |
| CVE-2013-1147 | HIGH 7.8 | cisco ios 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 t | 1.3% | — |
| CVE-2013-1235 | MED 5.0 | cisco 2000_wireless_lan_controller Cisco Wireless LAN Controller (WLC) devices do not properly address the resource consumption of terminated TELNET sessions, which allows remote attackers to cause a denial of service (TELNET outage) by making many TELNET connections and improperly ending these | 1.2% | — |
| CVE-2014-8006 | MED 4.3 | cisco isb8320-e_high-definition_ip-only_dvr The Disaster Recovery (DRA) feature on the Cisco ISB8320-E High-Definition IP-Only DVR allows remote attackers to bypass authentication by establishing a TELNET session during a recovery boot, aka Bug ID CSCup85422. | 1.2% | — |
| CVE-2018-20764 | CRIT 9.8 | helpsystems boks A buffer overflow exists in HelpSystems tcpcrypt on Linux, used for BoKS encrypted telnet through BoKS version 6.7.1. Since tcpcrypt is setuid, exploitation leads to privilege escalation. | 1.2% | — |
| CVE-2012-4136 | MED 6.8 | cisco unified_computing_system The high-availability service in the Fabric Interconnect component in Cisco Unified Computing System (UCS) does not properly bind the cluster service to the management interface, which allows remote attackers to obtain sensitive information or cause a denial o | 1.2% | — |
| CVE-2010-2821 | HIGH 7.1 | cisco firewall_services_module Unspecified vulnerability on the Cisco Firewall Services Module (FWSM) with software 3.2 before 3.2(17.2), 4.0 before 4.0(11.1), and 4.1 before 4.1(1.2) for Catalyst 6500 series switches and 7600 series routers, when multi-mode is enabled, allows remote attack | 1.1% | — |