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Red Hat Security Advisory 2023-5978-01
Red Hat Security Advisory 2023-5978-01 - JBoss EAP XP 4.0.0.GA security release on the EAP 7.4.13 base is now available. See references for release notes. Issues addressed include a denial of service vulnerability.
The following data is constructed from data provided by Red Hat's json file at:https://access.redhat.com/security/data/csaf/v2/advisories/2023/rhsa-2023_5978.jsonRed Hat officially shut down their mailing list notifications October 10, 2023. Due to this, Packet Storm has recreated the below data as a reference point to raise awareness. It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.- Packet Storm Staff====================================================================Red Hat Security AdvisorySynopsis: Important: Red Hat JBoss EAP 7.4.13 XP 4.0.0.GA security releaseAdvisory ID: RHSA-2023:5978-01Product: Red Hat JBoss Enterprise Application PlatformAdvisory URL: https://access.redhat.com/errata/RHSA-2023:5978Issue date: 2023-10-20Revision: 01CVE Names: CVE-2023-44487====================================================================Summary: JBoss EAP XP 4.0.0.GA security release on the EAP 7.4.13 base is now available. See references for release notes.Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.Description:This asynchronous patch is a security update zip for the JBoss EAP XP 4.0.0 runtime distribution for use with EAP 7.4.13.Security Fix(es):* undertow/netty-codec-http2: HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (CVE-2023-44487)A Red Hat Security Bulletin which addresses further details about the Rapid Reset flaw is available in the References section.For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Solution:CVEs:CVE-2023-44487References:https://access.redhat.com/security/updates/classification/#importanthttps://access.redhat.com/security/vulnerabilities/RHSB-2023-003https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.4/html-single/red_hat_jboss_eap_xp_4.0.0_release_notes/indexhttps://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.4/html-single/jboss_eap_xp_4.0_upgrade_and_migration_guide/indexhttps://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.4/html-single/using_jboss_eap_xp_4.0.0/indexRelated news
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Red Hat Security Advisory 2023-5768-01 - nghttp2 contains the Hypertext Transfer Protocol version 2 client, server, and proxy programs as well as a library implementing the HTTP/2 protocol in C. Issues addressed include a denial of service vulnerability.
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Plus, many of the world’s largest cloud providers are warning of a vulnerability that attackers exploited in August to launch the largest distributed denial-of-service attack on record.
Microsoft has released its Patch Tuesday updates for October 2023, addressing a total of 103 flaws in its software, two of which have come under active exploitation in the wild. Of the 103 flaws, 13 are rated Critical and 90 are rated Important in severity. This is apart from 18 security vulnerabilities addressed in its Chromium-based Edge browser since the second Tuesday of September. The two
Microsoft today issued security updates for more than 100 newly-discovered vulnerabilities in its Windows operating system and related software, including four flaws that are already being exploited. In addition, Apple recently released emergency updates to quash a pair of zero-day bugs in iOS.
Ongoing Rapid Reset DDoS flood attacks exposed organizations need to patch CVE-2023-44487 immediately to head off crippling outages and business disruption.
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.