RHSA-2021:1509 - Security Advisory

Topic

An update for rh-eclipse-jetty is now available for Red Hat Developer Tools.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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

Jetty is a 100% Java HTTP Server and Servlet Container.

The following packages have been upgraded to a later upstream version: rh-eclipse-jetty (9.4.40).

Security Fix(es):

• jetty: Symlink directory exposes webapp directory contents (CVE-2021-28163)
• jetty: Ambiguous paths can access WEB-INF (CVE-2021-28164)
• jetty: Resource exhaustion when receiving an invalid large TLS frame (CVE-2021-28165)

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

For details on how to apply this update, which includes the changes described in this advisory, refer to:

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

Affected Products

• Red Hat Developer Tools (for RHEL Workstation) 1 x86_64
• Red Hat Developer Tools (for RHEL Server) 1 x86_64

Fixes

• BZ - 1945710 - CVE-2021-28163 jetty: Symlink directory exposes webapp directory contents
• BZ - 1945712 - CVE-2021-28164 jetty: Ambiguous paths can access WEB-INF
• BZ - 1945714 - CVE-2021-28165 jetty: Resource exhaustion when receiving an invalid large TLS frame

CVEs

• CVE-2021-28163
• CVE-2021-28164
• CVE-2021-28165

References

• https://access.redhat.com/security/updates/classification/#moderate
• https://access.redhat.com/documentation/en-us/red_hat_developer_tools/1/html/using_eclipse_4.19/