CVE-2023-34462 netty-handler SniHandler 16MB allocation

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...

CVE-2023-34462

CVE-2023-34462 affects Netty SniHandler: during TLS handshake, it can allocate up to 16 MB of heap per channel (ByteBuf from ClientHello) if no idle timeout is set, enabling a crafted ClientHello to trigger memory growth and DoS. The issue is fixed in Netty 4.1.94.Final. Remediation: upgrade Nett...

CVE-2023-34462 netty-handler SniHandler 16MB allocation

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...

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...

GHSA-6MJQ-H674-J845 netty-handler SniHandler 16MB allocation

Summary 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 timeout, it can be used to make a TCP server using the SniHandler to allocate 16MB of heap. Details The SniHandler class is a handler that waits...

netty-handler SniHandler 16MB allocation

Summary 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 timeout, it can be used to make a TCP server using the SniHandler to allocate 16MB of heap. Details The SniHandler class is a handler that waits...

CVE-2023-30575

Apache Guacamole 1.5.1 and older may incorrectly calculate the lengths of instruction elements sent during the Guacamole protocol handshake, potentially allowing an attacker to inject Guacamole instructions during the handshake through specially-crafted data...

CVE-2023-30575

Apache Guacamole 1.5.1 and older may incorrectly calculate the lengths of instruction elements sent during the Guacamole protocol handshake, potentially allowing an attacker to inject Guacamole instructions during the handshake through specially-crafted data...

UBUNTU-CVE-2023-30575

Apache Guacamole 1.5.1 and older may incorrectly calculate the lengths of instruction elements sent during the Guacamole protocol handshake, potentially allowing an attacker to inject Guacamole instructions during the handshake through specially-crafted data...

Code injection

Apache Guacamole 1.5.1 and older may incorrectly calculate the lengths of instruction elements sent during the Guacamole protocol handshake, potentially allowing an attacker to inject Guacamole instructions during the handshake through specially-crafted data...

CVE-2023-30575 Apache Guacamole: Incorrect calculation of Guacamole protocol element lengths

Apache Guacamole 1.5.1 and older may incorrectly calculate the lengths of instruction elements sent during the Guacamole protocol handshake, potentially allowing an attacker to inject Guacamole instructions during the handshake through specially-crafted data...

CVE-2023-30575 Apache Guacamole: Incorrect calculation of Guacamole protocol element lengths

Apache Guacamole 1.5.1 and older may incorrectly calculate the lengths of instruction elements sent during the Guacamole protocol handshake, potentially allowing an attacker to inject Guacamole instructions during the handshake through specially-crafted data...

CVE-2023-30575 Apache Guacamole: Incorrect calculation of Guacamole protocol element lengths

Apache Guacamole 1.5.1 and older may incorrectly calculate the lengths of instruction elements sent during the Guacamole protocol handshake, potentially allowing an attacker to inject Guacamole instructions during the handshake through specially-crafted data...

CVE-2023-30575

Apache Guacamole versions 1.5.1 and older are affected by an issue in handling values from a VNC server during the Guacamole handshake, which PT-2023-29003 describes as leading to an integer overflow and potential memory corruption. This could allow arbitrary code execution with guacd privileges ...

golang: crypto/tls: large handshake records may cause panics

A flaw was found in Golang Go, where it is vulnerable to a denial of service caused when processing large TLS handshake records. By sending specially-crafted TLS handshake records, a remote, authenticated attacker can cause a denial of service condition...

PT-2023-22796 · Apache +1 · Apache Guacamole +1

Name of the Vulnerable Software and Affected Versions: Apache Guacamole versions 1.5.1 and older Description: The issue arises from incorrect calculations of instruction element lengths during the Guacamole protocol handshake. This could allow an attacker to inject Guacamole instructions through...

Apache Guacamole 注入漏洞

Apache Guacamole is a clientless remote desktop gateway from the Apache USA Foundation. The product supports protocols such as VNC, RDP and SSH. An injection vulnerability exists in Apache Guacamole 1.5.1 and earlier versions, which stems from the possibility of incorrectly calculating the length...

golang: crypto/tls: large handshake records may cause panics

A flaw was found in Golang Go, where it is vulnerable to a denial of service caused when processing large TLS handshake records. By sending specially-crafted TLS handshake records, a remote, authenticated attacker can cause a denial of service condition...

golang: crypto/tls: large handshake records may cause panics

A flaw was found in Golang Go, where it is vulnerable to a denial of service caused when processing large TLS handshake records. By sending specially-crafted TLS handshake records, a remote, authenticated attacker can cause a denial of service condition...

golang: crypto/tls: large handshake records may cause panics

A flaw was found in Golang Go, where it is vulnerable to a denial of service caused when processing large TLS handshake records. By sending specially-crafted TLS handshake records, a remote, authenticated attacker can cause a denial of service condition...