RedHat: RHSA-2021-3534:01 Moderate: Red Hat Single Sign-On 7.4.9 security
Summary
Red Hat Single Sign-On 7.4 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 7.4.9 serves as a replacement for
Red Hat Single Sign-On 7.4.8, and includes bug fixes and enhancements,
which are documented in the Release Notes document linked to in the
References.
Security Fix(es):
* undertow: buffer leak on incoming websocket PONG message may lead to DoS
(CVE-2021-3690)
* jackson-dataformat-cbor: Unchecked allocation of byte buffer can cause a
java.lang.OutOfMemoryError exception (CVE-2020-28491)
* keycloak: Brute force attack is possible even after the account lockout
(CVE-2021-3513)
* undertow: HTTP2SourceChannel fails to write final frame under some
circumstances may lead to DoS (CVE-2021-3597)
* keycloak: Anyone can register a new device when there is no device
registered for passwordless login (CVE-2021-3632)
* keycloak-model-infinispan: authenticationSessions map in
RootAuthenticationSessionEntity grows boundlessly could lead to a DoS
attack (CVE-2021-3637)
* jakarta-el: ELParserTokenManager enables invalid EL expressions to be
evaluate (CVE-2021-28170)
* apache-commons-io: Limited path traversal in Apache Commons IO 2.2 to 2.6
(CVE-2021-29425)
* keycloak: X509 Direct Grant Auth does not verify certificate timestamp
validity (CVE-2020-35509)
* wildfly-core: Invalid Sensitivity Classification of Vault Expression
(CVE-2021-3644)
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.
Summary
Solution
Before applying the update, back up your existing installation, including
all applications, configuration files, databases and database settings, and
so on.
The References section of this erratum contains a download link (you must
log in to download the update).
References
https://access.redhat.com/security/cve/CVE-2020-28491 https://access.redhat.com/security/cve/CVE-2020-35509 https://access.redhat.com/security/cve/CVE-2021-3513 https://access.redhat.com/security/cve/CVE-2021-3597 https://access.redhat.com/security/cve/CVE-2021-3632 https://access.redhat.com/security/cve/CVE-2021-3637 https://access.redhat.com/security/cve/CVE-2021-3644 https://access.redhat.com/security/cve/CVE-2021-3690 https://access.redhat.com/security/cve/CVE-2021-28170 https://access.redhat.com/security/cve/CVE-2021-29425 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=core.service.rhsso&downloadType=securityPatches&version=7.4 https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.4/ https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.4/html/release_notes/index
Package List
Topic
A security update is now available for Red Hat Single Sign-On 7.4 from theCustomer Portal.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Bugs Fixed
1912427 - CVE-2020-35509 keycloak: X509 Direct Grant Auth does not verify certificate timestamp validity
1930423 - CVE-2020-28491 jackson-dataformat-cbor: Unchecked allocation of byte buffer can cause a java.lang.OutOfMemoryError exception
1948752 - CVE-2021-29425 apache-commons-io: Limited path traversal in Apache Commons IO 2.2 to 2.6
1953439 - CVE-2021-3513 keycloak: Brute force attack is possible even after the account lockout
1965497 - CVE-2021-28170 jakarta-el: ELParserTokenManager enables invalid EL expressions to be evaluate
1970930 - CVE-2021-3597 undertow: HTTP2SourceChannel fails to write final frame under some circumstances may lead to DoS
1976052 - CVE-2021-3644 wildfly-core: Invalid Sensitivity Classification of Vault Expression
1978196 - CVE-2021-3632 keycloak: Anyone can register a new device when there is no device registered for passwordless login
1979638 - CVE-2021-3637 keycloak-model-infinispan: authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly could lead to a DoS attack
1991299 - CVE-2021-3690 undertow: buffer leak on incoming websocket PONG message may lead to DoS