6576 matches found
EUVD-2026-40150
A vulnerability was identified in seladb PcapPlusPlus 25.05. This affects the function pcpp::TelnetLayer::getSubCommand of the file Packet++/src/TelnetLayer.cpp of the component Telnet Subnegotiation Packet Handler. The manipulation leads to heap-based buffer overflow. The attack can be initiated...
CVE-2026-13589
A vulnerability affects seladb PcapPlusPlus 25.05, specifically the Telnet Subnegotiation Packet Handler: pcpp::TelnetLayer::getSubCommand in Packet++/src/TelnetLayer.cpp. The issue is a heap-based buffer overflow that can be triggered remotely. The reported attack complexity is high, with no aut...
CVE-2026-13589 seladb PcapPlusPlus Telnet Subnegotiation Packet TelnetLayer.cpp getSubCommand heap-based overflow
A vulnerability was identified in seladb PcapPlusPlus 25.05. This affects the function pcpp::TelnetLayer::getSubCommand of the file Packet++/src/TelnetLayer.cpp of the component Telnet Subnegotiation Packet Handler. The manipulation leads to heap-based buffer overflow. The attack can be initiated...
CVE-2026-13589 seladb PcapPlusPlus Telnet Subnegotiation Packet TelnetLayer.cpp getSubCommand heap-based overflow
A vulnerability was identified in seladb PcapPlusPlus 25.05. This affects the function pcpp::TelnetLayer::getSubCommand of the file Packet++/src/TelnetLayer.cpp of the component Telnet Subnegotiation Packet Handler. The manipulation leads to heap-based buffer overflow. The attack can be initiated...
Tenda-Smart-Camera-Vulnerability
Tenda-...
Astra Linux – Vulnerability in inetutils
In GNU inetutils, the telnet utility in version 2.7 allows servers to read arbitrary environment variables from clients using the NEWENVIRON SENDUSERVAR function...
CVE-2026-49345 Mercator CVE Configuration Vulnerable to Server-Side Request Forgery (SSRF)
Mercator is an open source web application that enables mapping of the information system. Prior to version 2025.05.19, a Server-Side Request Forgery SSRF vulnerability exists in Mercator's CVE configuration panel /admin/config/parameters. The testProvider method in ConfigurationController passes...
CVE-2026-49345
CVE-2026-49345 affects Mercator before 2025.05.19. The SSRF flaw resides in the CVE configuration panel (/admin/config/parameters) where ConfigurationController.testProvider() passes user input directly to curl_init() without validating scheme/host/IP. An authenticated user with configure permiss...
Allocation of Resources Without Limits or Throttling
Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via readNEVariables. An attacker can exhaust the JVM heap memory by sending a large number of unique Telnet NEW-ENVIRON variable pairs before the terminating IAC SE byte, resulting in...
JLine3 Telnet server: Unauthenticated Remote Memory Exhaustion via Unbounded Telnet NEW-ENVIRON Variables
Summary The JLine3 Telnet server remote-telnet module does not limit the number of environment variables a client may inject via the Telnet NEW-ENVIRON option. An unauthenticated attacker can flood the server with a large number of unique variable pairs before sending the terminating IAC SE byte,...
GHSA-47QP-HQVX-6R3F JLine3 Telnet server: Unauthenticated Remote Memory Exhaustion via Unbounded Telnet NEW-ENVIRON Variables
Summary The JLine3 Telnet server remote-telnet module does not limit the number of environment variables a client may inject via the Telnet NEW-ENVIRON option. An unauthenticated attacker can flood the server with a large number of unique variable pairs before sending the terminating IAC SE byte,...
JLine3 Telnet server: Unauthenticated Remote DoS via Unbounded Telnet NAWS Terminal Geometry
Summary The JLine3 Telnet server remote-telnet module does not apply an upper bound to terminal dimensions received via the Telnet NAWS Negotiate About Window Size option. An unauthenticated remote attacker can send a NAWS subnegotiation advertising a 65535×65535 terminal and repeatedly alternate...
Allocation of Resources Without Limits or Throttling
Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the TelnetIO.handleNAWS method, which does not check for upper bounds on requested dimensions. An attacker can cause CPU exhaustion by large NAWS Negotiate About Window Size...
GHSA-2R2C-CX56-8933 JLine3 Telnet server: Unauthenticated Remote DoS via Unbounded Telnet NAWS Terminal Geometry
Summary The JLine3 Telnet server remote-telnet module does not apply an upper bound to terminal dimensions received via the Telnet NAWS Negotiate About Window Size option. An unauthenticated remote attacker can send a NAWS subnegotiation advertising a 65535×65535 terminal and repeatedly alternate...
PT-2026-60884
Name of the Vulnerable Software and Affected Versions JLine versions prior to 3.30.14 JLine versions prior to 4.0.16 JLine versions prior to 4.2.1 Description The JLine3 Telnet server remote-telnet module fails to limit the number of environment variables a client can inject using the Telnet...
PT-2026-60885
Name of the Vulnerable Software and Affected Versions JLine versions prior to 3.30.14 JLine versions prior to 4.0.16 JLine versions prior to 4.2.1 Description The JLine3 Telnet server remote-telnet module fails to apply an upper bound to terminal dimensions received via the Telnet NAWS option. Th...
MGASA-2026-0210 Updated putty packages fix security vulnerabilities
ECDSA signature verification can be made to fail an assertion. Server can provoke a double free in RSA KEX code. Telnet session data is marked with trust sigils after authenticating to a proxy. PuTTY Ed25519 Signature ecc-ssh.c eddsaverify signature verification. CVE-2026-4115...
Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : Inetutils vulnerabilities (USN-8387-1)
The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8387-1 advisory. It was discovered that the Inetutils telnet daemon incorrectly handled th...
CVE-2026-10045
Shenzhen Kangda Xin Intelligent Network Technology Company's router, model DR300, version 2.1.2.121, contains hardcoded login credentials and has telnet enabled by default on WAN and LAN interfaces. These vulnerabilities allow attackers to read and write to memory, modify firmware stored in flash...
