红帽产品勘误 RHSA-2023:7488 - Security Advisory
发布：
2023-11-24
已更新：
2023-11-24

RHSA-2023:7488 - Security Advisory

概述

Important: Red Hat Single Sign-On 7.6.6 security update

类型/严重性

Security Advisory: Important

标题

A security update is now available for Red Hat Single Sign-On 7.6 from the Customer Portal.

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.

描述

Red Hat Single Sign-On 7.6 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications.

This release of Red Hat Single Sign-On 7.6.6 serves as a replacement for Red Hat Single Sign-On 7.6.5, and includes bug fixes and enhancements.

Security Fix(es):

  • undertow: HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)
  • netty-codec-http2: HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack) (CVE-2023-44487)
  • bouncycastle: potential blind LDAP injection attack using a self-signed certificate (CVE-2023-33201)
  • keycloak: impersonation and lockout possible through incorrect handling of email trust (CVE-2023-0105)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

解决方案

Before applying this update, make sure all previously released errata relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

受影响的产品

  • Red Hat Single Sign-On Text-Only Advisories x86_64

修复

  • BZ - 2158910 - CVE-2023-0105 keycloak: impersonation and lockout possible through incorrect handling of email trust
  • BZ - 2215465 - CVE-2023-33201 bouncycastle: potential blind LDAP injection attack using a self-signed certificate
  • BZ - 2242803 - CVE-2023-44487 HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack (Rapid Reset Attack)

Red Hat 安全团队联络方式为 secalert@redhat.com。 更多联络细节请参考 https://access.redhat.com/security/team/contact/。