CVE-2024-1300

A vulnerability in the Eclipse Vert.x toolkit causes a memory leak in TCP servers configured with TLS and SNI support. When processing an unknown SNI server name assigned the default certificate instead of a mapped certificate, the SSL context is erroneously cached in the server name map, leading...

PT-2024-11019 · Unknown · Contiki-Ng

Name of the Vulnerable Software and Affected Versions: Contiki-NG tinyDTLS versions through 2018-08-30 Description: An issue was discovered where one incorrect handshake could complete with different epoch numbers in the packets Client Hello, Client key exchange, and Change cipher spec, which may...

PT-2024-20052 · Mbed Tls +1 · Mbed Tls +1

Name of the Vulnerable Software and Affected Versions: Mbed TLS version 3.5.1 Description: An issue was discovered in Mbed TLS where there is persistent handshake denial if a client sends a TLS 1.3 ClientHello without extensions. Recommendations: For Mbed TLS version 3.5.1, consider updating to a...

netty: SniHandler 16MB allocation leads to OOM

A flaw was found in Netty's SniHandler while navigating TLS handshake which may permit a large heap allocation if the handler did not have a timeout configured. This issue may allow an attacker to send a client hello packet which would cause the server to buffer large amounts of data per...

CVE-2023-24609

Matrix SSL 4.x through 4.6.0 and Rambus TLS Toolkit have a length-subtraction integer overflow for Client Hello Pre-Shared Key extension parsing in the TLS 1.3 server. An attacked device calculates an SHA-2 hash over at least 65 KB in RAM. With a large number of crafted TLS messages, the CPU...

CVE-2023-24609

Matrix SSL 4.x through 4.6.0 and Rambus TLS Toolkit have a length-subtraction integer overflow for Client Hello Pre-Shared Key extension parsing in the TLS 1.3 server. An attacked device calculates an SHA-2 hash over at least 65 KB in RAM. With a large number of crafted TLS messages, the CPU...

Integer overflow

Matrix SSL 4.x through 4.6.0 and Rambus TLS Toolkit have a length-subtraction integer overflow for Client Hello Pre-Shared Key extension parsing in the TLS 1.3 server. An attacked device calculates an SHA-2 hash over at least 65 KB in RAM. With a large number of crafted TLS messages, the CPU...

PT-2023-19708 · Rambus · Rambus Tls Toolkit

Name of the Vulnerable Software and Affected Versions: Matrix SSL versions 4.x through 4.6.0 Rambus TLS Toolkit affected versions not specified Description: The issue is related to a length-subtraction integer overflow for Client Hello Pre-Shared Key extension parsing in the TLS 1.3 server. This...

MatrixSSL Security Vulnerability

Inside Secure MatrixSSL is an embedded, open-source SSLv3 stack designed for small applications and devices from Inside Secure, France. A security vulnerability exists in Rambus TLS Toolkit, MatrixSSL versions 4.x through 4.6.0, which stems from a length-subtracting integer overflow in the parsin...

PT-2023-35581 · Git +1 · Pcapplusplus

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided description. Description: A heap-buffer-overflow READ 2 crash occurred in the pcpp::SSLClientHelloMessage::getCipherSuite function, as reported by OSS-Fuzz. The crash was triggere...

netty: SniHandler 16MB allocation leads to OOM

A flaw was found in Netty's SniHandler while navigating TLS handshake which may permit a large heap allocation if the handler did not have a timeout configured. This issue may allow an attacker to send a client hello packet which would cause the server to buffer large amounts of data per...

netty: SniHandler 16MB allocation leads to OOM

A flaw was found in Netty's SniHandler while navigating TLS handshake which may permit a large heap allocation if the handler did not have a timeout configured. This issue may allow an attacker to send a client hello packet which would cause the server to buffer large amounts of data per...

netty: SniHandler 16MB allocation leads to OOM

A flaw was found in Netty's SniHandler while navigating TLS handshake which may permit a large heap allocation if the handler did not have a timeout configured. This issue may allow an attacker to send a client hello packet which would cause the server to buffer large amounts of data per...

SSL handshake failure when client hello contains cipher suit "TLS_EMPTY_RENEGOTIATION_INFO_SCSV"

During SSL handshake process in packet trace: 1. After client sending "Client Hello" contains cipher suit "TLSEMPTYRENEGOTIATIONINFOSCSV " to NetScaler, NetScaler replied "server Hello "、"certificate"、"server key exchange " and "server hello done" to client. Refer pic.1 2. client replies...

CVE-2023-34462

A flaw was found in Netty's SniHandler while navigating TLS handshake which may permit a large heap allocation if the handler did not have a timeout configured. This issue may allow an attacker to send a client hello packet which would cause the server to buffer large amounts of data per...

SUSE CVE-2023-34462

Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. The SniHandler can allocate up to 16MB of heap for each channel during the TLS handshake. When the handler or the channel does not have an idle...

UBUNTU-CVE-2023-34462

Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. The SniHandler can allocate up to 16MB of heap for each channel during the TLS handshake. When the handler or the channel does not have an idle...

fizz 安全漏洞

fizz is a TLS implementation written in C++. A security vulnerability exists in versions prior to fizz v2023.01.30.00, which stems from a client-supported password advertisement that changes between the original ClientHello and a second ClientHello, causing a process crash...

PT-2023-19183 · Unknown · Fizz Library

Name of the Vulnerable Software and Affected Versions: fizz library versions prior to v2023.01.30.00 Description: The issue is related to a CHECK failure that can be triggered remotely in the fizz library. This behavior occurs when the client-supported cipher advertisement changes between the...

SUSE CVE-2008-0891

Double free vulnerability in OpenSSL 0.9.8f and 0.9.8g, when the TLS server name extensions are enabled, allows remote attackers to cause a denial of service crash via a malformed Client Hello packet. NOTE: some of these details are obtained from third party information...