MITRE: CVE-2023-44487 HTTP/2 Rapid Reset Attack

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CVE-2023-44487

The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023...

PT-2023-25586

Name of the Vulnerable Software and Affected Versions Eclipse Jetty versions 9.0.0 through 9.4.52 Eclipse Jetty versions 10.0.0 through 10.0.15 Eclipse Jetty versions 11.0.0 through 11.0.15 Description The issue is caused by an integer overflow in MetaDataBuilder.checkSize, allowing HTTP/2 HPACK...

CVE-2023-36478: Integer Overflow or Wraparound

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, an integer overflow in MetaDataBuilder.checkSize allows for HTTP/2 HPACK header values to exceed their size limit. MetaDataBuilder.java determines if a...

traefik -- Resource exhaustion by malicious HTTP/2 client

The traefik authors report: There is a vulnerability in GO managing HTTP/2 requests, which impacts Traefik. This vulnerability could be exploited to cause a denial of service...

CVE-2023-44487: Uncontrolled Resource Consumption

The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023...

KB5031358: Windows 11 version 21H2 Security Update (October 2023)

The remote Windows host is missing security update 5031358. It is, therefore, affected by multiple vulnerabilities - The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through...

KB5031362: Windows 10 Version 1607 and Windows Server 2016 Security Update (October 2023)

The remote Windows host is missing security update 5031362. It is, therefore, affected by multiple vulnerabilities - The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through...

Fixed in Apache Tomcat 10.1.14

Important: Request smuggling CVE-2023-45648 Tomcat did not correctly parse HTTP trailer headers. A specially crafted, invalid trailer header could cause Tomcat to treat a single request as multiple requests leading to the possibility of request smuggling when behind a reverse proxy. This was fixe...

KB5031356: Windows 10 Version 21H2 / Windows 10 Version 22H2 Security Update (October 2023)

The remote Windows host is missing security update 5031356. It is, therefore, affected by multiple vulnerabilities - The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through...

KB5031361: Windows 10 version 1809 / Windows Server 2019 Security Update (October 2023)

The remote Windows host is missing security update 5031361. It is, therefore, affected by multiple vulnerabilities - The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through...

Apache Tomcat 11.0.0.M1 < 11.0.0.M12 multiple vulnerabilities

The version of Tomcat installed on the remote host is prior to 11.0.0.M12. It is, therefore, affected by multiple vulnerabilities as referenced in the fixedinapachetomcat11.0.0-m12security-11 advisory. - Improper Input Validation vulnerability in Apache Tomcat.Tomcat from 11.0.0-M1 through...

HTTP/2 Rapid Reset Attack Vulnerability

HTTP/2 contains a rapid reset vulnerability that allows for a distributed denial-of-service attack DDoS...

CVE-2023-44487

The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023...

h2o -- HTTP/2 Rapid Reset attack vulnerability

Kazuo Okuhu reports: H2O is vulnerable to the HTTP/2 Rapid Reset attack. An attacker might be able to consume more than adequate amount of processing power of h2o and the backend servers by mounting the attack...

KB5031354: Windows 11 version 22H2 Security Update (October 2023)

The remote Windows host is missing security update 5031354. It is, therefore, affected by multiple vulnerabilities - The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through...

Apache Tomcat 10.1.0.M1 < 10.1.14 multiple vulnerabilities

The version of Tomcat installed on the remote host is prior to 10.1.14. It is, therefore, affected by multiple vulnerabilities as referenced in the fixedinapachetomcat10.1.14security-10 advisory. - Improper Input Validation vulnerability in Apache Tomcat.Tomcat from 11.0.0-M1 through 11.0.0-M11,...

Apache Tomcat 8.5.0 < 8.5.94 multiple vulnerabilities

The version of Tomcat installed on the remote host is prior to 8.5.94. It is, therefore, affected by multiple vulnerabilities as referenced in the fixedinapachetomcat8.5.94security-8 advisory. - Improper Input Validation vulnerability in Apache Tomcat.Tomcat from 11.0.0-M1 through 11.0.0-M11, fro...

Apache Tomcat 9.0.0.M1 < 9.0.81 multiple vulnerabilities

The version of Tomcat installed on the remote host is prior to 9.0.81. It is, therefore, affected by multiple vulnerabilities as referenced in the fixedinapachetomcat9.0.81security-9 advisory. - Improper Input Validation vulnerability in Apache Tomcat.Tomcat from 11.0.0-M1 through 11.0.0-M11, fro...

Ubuntu 22.04 LTS / 23.04 : .NET vulnerability (USN-6427-1)

The remote Ubuntu 22.04 LTS / 23.04 host has packages installed that are affected by a vulnerability as referenced in the USN-6427-1 advisory. It was discovered that the .NET Kestrel web server did not properly handle HTTP/2 requests. A remote attacker could possibly use this issue to cause a...