rhsa-2020_1962
Vulnerability from csaf_redhat
Published
2020-04-29 09:53
Modified
2024-11-22 14:53
Summary
Red Hat Security Advisory: python-twisted-web security update

Notes

Topic
An update for python-twisted-web is now available for Red Hat Enterprise Linux 6. 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.
Details
Twisted is an event-based framework for internet applications. Twisted Web is a complete web server, aimed at hosting web applications using Twisted and Python, but fully able to serve static pages too. Security Fix(es): * python-twisted: HTTP request smuggling when presented with two Content-Length headers (CVE-2020-10108) 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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  "vulnerabilities": [
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        "name": "Inconsistent Interpretation of HTTP Requests (\u0027HTTP Request/Response Smuggling\u0027)"
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        {
          "category": "description",
          "text": "A flaw was found in python-twisted-web, where it does not correctly process HTTP requests, accepting requests with more than one Content-Length header. When the requests sent from and to the python-twisted-web are processed by another component that correctly processes HTTP requests, for example, a proxy, back-end, or web application firewall, a remote attacker can use this flaw to perform an HTTP request smuggling attack. This flaw impacts the system differently based on the type of application and the infrastructure.",
          "title": "Vulnerability description"
        },
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          "text": "python-twisted: HTTP request smuggling when presented with two Content-Length headers",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "OpenShift Container Platform 4.3 and later includes `python-twisted` as a dependency of `python-prometheus_client` in Ironic container images, however the affected code is not used.\n\nRed Hat OpenStack Platform packages the flawed code, however python-twisted\u0027s web.HTTP functionality is not used in the RHOSP environment. For this reason, the RHOSP impact has been lowered to moderate and no update will be provided at this time for the RHOSP python-twisted package.\n\nRed Hat Satellite uses affected versions of `python-twisted` and  `python-twisted-web` modules in Pulp, however, it is not vulnerable since `http` modal of web implementation is not expose in product. Red Hat Satellite may update `python-twisted` and `python-twisted-web` in future.\n\nThis issue affects the version of python-twisted(embedded in calamari-server) shipped with Red Hat Ceph Storage 2. However, calamari is no longer supported, hence the embedded python-twisted package will not be fixed.",
          "title": "Statement"
        },
        {
          "category": "general",
          "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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            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
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      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "python-twisted: HTTP request smuggling when presented with two Content-Length headers"
    }
  ]
}


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