AMPHP Denial of Service via HTTP/2 CONTINUATION Frames

amphp/http will collect HTTP/2 CONTINUATION frames in an unbounded buffer and will not check the header size limit until it has received the ENDHEADERS flag, resulting in an OOM crash. amphp/http-client and amphp/http-server are indirectly affected if they're used with an unpatched version of...

GHSA-QJFW-CVJF-F4FM AMPHP Denial of Service via HTTP/2 CONTINUATION Frames

amphp/http will collect HTTP/2 CONTINUATION frames in an unbounded buffer and will not check the header size limit until it has received the ENDHEADERS flag, resulting in an OOM crash. amphp/http-client and amphp/http-server are indirectly affected if they're used with an unpatched version of...

amphp/http-client Denial of Service via HTTP/2 CONTINUATION Frames

Early versions of amphp/http-client with HTTP/2 support v4.0.0-rc10 to 4.0.0 will collect HTTP/2 CONTINUATION frames in an unbounded buffer and will not check the header size limit until it has received the ENDHEADERS flag, resulting in an OOM crash. Later versions of amphp/http-client v4.1.0-rc1...

Amazon Linux 2023 : tomcat9, tomcat9-admin-webapps, tomcat9-el-3.0-api (ALAS2023-2024-577)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2024-577 advisory. Denial of Service via incomplete cleanup vulnerability in Apache Tomcat. It was possible for WebSocket clients to keep WebSocket connections open leading to increased resource consumption.This...

FreeBSD : jenkins -- HTTP/2 denial of service vulnerability in bundled Jetty (2e3bea0c-f110-11ee-bc57-00e081b7aa2d)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 2e3bea0c-f110-11ee-bc57-00e081b7aa2d advisory. - Jetty is a Java based web server and servlet engine. An HTTP/2 SSL connection that is established and...

AMPHP Denial of Service via HTTP/2 CONTINUATION Frames

amphp/http will collect HTTP/2 CONTINUATION frames in an unbounded buffer and will not check the header size limit until it has received the ENDHEADERS flag, resulting in an OOM crash. amphp/http-client and amphp/http-server are indirectly affected if they're used with an unpatched version of...

AMPHP Denial of Service via HTTP/2 CONTINUATION Frames

amphp/http will collect HTTP/2 CONTINUATION frames in an unbounded buffer and will not check the header size limit until it has received the ENDHEADERS flag, resulting in an OOM crash. amphp/http-client and amphp/http-server are indirectly affected if they're used with an unpatched version of...

go -- http2: close connections when receiving too many headers

The Go project reports: http2: close connections when receiving too many headers Maintaining HPACK state requires that we parse and process all HEADERS and CONTINUATION frames on a connection. When a request's headers exceed MaxHeaderBytes, we don't allocate memory to store the excess headers but...

Wednesday, April 3, 2024 Security Releases

Wednesday, April 3, 2024 Security Releases Security releases available Updates are now available for the v18.x, v20.x and 21.x Node.js release lines for the following issues. This security release includes the following dependency updates to address public vulnerabilities: llhttp version 9.2.1 on...

Security Advisory 0094

Security Advisory 0094 PDF Date: April 5, 2024 Revision | Date | Changes ---|---|--- 1.0 | April 3, 2024 | Initial release 1.1 | April 5, 2024 | Update required configuration for exploitation and mitigation Description Arista Networks is providing this security update in response to the following...

HTTP/2 CONTINUATION frames can be utilized for DoS attacks

Overview HTTP allows messages to include named fields in both header and trailer sections. These header and trailer fields are serialised as field blocks in HTTP/2, so that they can be transmitted in multiple fragments to the target implementation. Many HTTP/2 implementations do not properly limi...

ROS-20240402-08

Vulnerability of HTTP/2 protocol implementation is related to the possibility of forming a stream of requests within an already established network connection without opening new network connections and without confirming receipt of requests. The vulnerability of the HTTP/2 protocol implementatio...

ROS-20240402-07

Vulnerability of HTTP/2 protocol implementation is related to the possibility of forming a stream of requests within an already established network connection without opening new network connections and without confirming receipt of requests. The vulnerability of the HTTP/2 protocol implementatio...

Security Bulletin: IBM Tivoli Netcool Impact is vulnerable to denial of service due to IBM WebSphere Application Server Liberty (CVE-2023-44487)

Summary IBM WebSphere Application Server Liberty is shipped with IBM Tivoli Netcool Impact as part of its server infrastructure. Information about a security vulnerability affecting IBM WebSphere Application Server Liberty has been published in a security bulletin. Vulnerability Details...

Internet Bug Bounty: CVE-2024-2398: HTTP/2 push headers memory-leak

A memory leak was found in libcurl when handling HTTP/2 push headers. The vulnerability was caused by libcurl's failure to properly release the allocated memory when aborting a server push due to the maximum allowed limit being exceeded. This could lead to denial of service due to memory exhausti...

MGASA-2024-0099 Updated curl packages fix security vulnerabilities

CVE-2024-2004: Usage of disabled protocol If all protocols are disabled at run-time with none being added, curl/libcurl would still allow communication with the default set of allowed protocols, including some that are unencrypted. CVE-2024-2398: HTTP/2 push headers memory-leak A memory leak coul...

Updated curl packages fix security vulnerabilities

CVE-2024-2004: Usage of disabled protocol If all protocols are disabled at run-time with none being added, curl/libcurl would still allow communication with the default set of allowed protocols, including some that are unencrypted. CVE-2024-2398: HTTP/2 push headers memory-leak A memory leak coul...

Atlassian Confluence < 7.19.20 / 7.20.x < 8.5.7 (CONFSERVER-94843)

The version of Atlassian Confluence Server running on the remote host is affected by a vulnerability as referenced in the CONFSERVER-94843 advisory. - Eclipse Jetty provides a web server and servlet container. In versions 11.0.0 through 11.0.15, 10.0.0 through 10.0.15, and 9.0.0 through 9.4.52, a...

Curl 7.44.0 < 8.7.0 HTTP/2 Push Headers Memory-leak (CVE-2024-2398)

The version of Curl installed on the remote host is between 7.44.0 and prior to 8.7.0. It is, therefore, affected by a memory-leak vulnerability. When an application tells libcurl it wants to allow HTTP/2 server push, and the amount of received headers for the push surpasses the maximum allowed...

Security Bulletin: IBM Planning Analytics Workspace is affected by vulnerabilities in multiple Open Source Software (OSS) components

Summary There are vulnerabilities in multiple Open Source Software OSS components consumed by IBM Planning Analytics Workspace. IBM Planning Analytics Workspace 2.0 Release 94 has addressed the applicable CVEs by upgrading or removing the vulnerable libraries. Please refer to the table in the...