rhsa-2021_3741
Vulnerability from csaf_redhat
Published
2021-10-06 13:38
Modified
2024-11-05 23:57
Summary
Red Hat Security Advisory: Red Hat JBoss Web Server 5.5.1 Security Update
Notes
Topic
Updated Red Hat JBoss Web Server 5.5.1 packages are now available for Red Hat Enterprise Linux 7 and Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this release 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.
Details
Red Hat JBoss Web Server is a fully integrated and certified set of components for hosting Java web applications. It is comprised of the Apache Tomcat Servlet container, JBoss HTTP Connector (mod_cluster), the PicketLink Vault extension for Apache Tomcat, and the Tomcat Native library.
This release of Red Hat JBoss Web Server 5.5.1 serves as a replacement for Red Hat JBoss Web Server 5.5.0, and includes bug fixes, enhancements and component upgrades, which are documented in the Release Notes, linked to in the References.
Security Fix(es):
* tomcat: Apache Tomcat DoS with unexpected TLS packet (CVE-2021-41079)
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.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
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"title": "Vulnerability summary"
},
{
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"text": "In Red Hat Certificate System versions 9 and older, the version of Tomcat used is not affected by this flaw.\nIn Red Hat Certificate System 10, Tomcat is affected by this flaw. However, Tomcat is configured so that it does not use OpenSSLEngine, but the Dogtag JSS SSL implementation. As a result, the flaw can not be reached.",
"title": "Statement"
},
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"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
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"summary": "https://lists.apache.org/thread.html/rccdef0349fdf4fb73a4e4403095446d7fe6264e0a58e2df5c6799434%40%3Cannounce.tomcat.apache.org%3E",
"url": "https://lists.apache.org/thread.html/rccdef0349fdf4fb73a4e4403095446d7fe6264e0a58e2df5c6799434%40%3Cannounce.tomcat.apache.org%3E"
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"8Base-JWS-5.5:jws5-tomcat-servlet-4.0-api-0:9.0.43-13.redhat_00013.1.el8jws.noarch",
"8Base-JWS-5.5:jws5-tomcat-webapps-0:9.0.43-13.redhat_00013.1.el8jws.noarch"
],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2021:3741"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
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]
}
],
"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "tomcat: Infinite loop while reading an unexpected TLS packet when using OpenSSL JSSE engine"
}
]
}
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.