There is a possible DoS vulnerability in the multipart parser in Rack before 2.0.6. Specially crafted requests can cause the multipart parser to enter a pathological state, causing the parser to use CPU resources disproportionate to the request size.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - There is a possible DoS vulnerability in the multipart parser in Rack before 2.0.6. Specially crafted
    requests can cause the multipart parser to enter a pathological state, causing the parser to use CPU
    resources disproportionate to the request size. (CVE-2018-16470)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:3172 advisory.

    Red Hat Satellite is a systems management tool for Linux-based infrastructure. It allows for provisioning,     remote management, and monitoring of multiple Linux deployments with a single centralized tool.

    Security Fix(es):

    * rubygem-rack: Buffer size in multipart parser allows for denial of service (CVE-2018-16470)

    * dom4j: XML Injection in Class: Element. Methods: addElement, addAttribute which can impact the integrity     of XML documents (CVE-2018-1000632)

    * foreman: authorization bypasses in foreman-tasks leading to information disclosure (CVE-2019-10198)

    * katello: registry credentials are captured in plain text during repository discovery (CVE-2019-14825)

    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.

    Additional Changes:

    This update also fixes several bugs and adds various enhancements. Documentation for these changes is     available from the Release Notes document linked to in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

This update for rmt-server to version 1.1.1 fixes the following issues :

The following issues have been fixed :

  - Fixed migration problems which caused some extensions /     modules to be dropped (bsc#1118584, bsc#1118579)

  - Fixed listing of mirrored products (bsc#1102193)

  - Include online migration paths into offline migration     (bsc#1117106)

  - Sync products that do not have a base product     (bsc#1109307)

  - Fixed SLP auto discovery for RMT (bsc#1113760)

Update dependencies for security fixes :

  - CVE-2018-16468: Update loofah to 2.2.3 (bsc#1113969)

  - CVE-2018-16470: Update rack to 2.0.6 (bsc#1114831)

  - CVE-2018-14404: Update nokogiri to 1.8.5 (bsc#1102046)

This update was imported from the SUSE:SLE-15:Update update project.

This update for rmt-server to version 1.1.1 fixes the following issues :

The following issues have been fixed :

Fixed migration problems which caused some extensions / modules to be dropped (bsc#1118584, bsc#1118579)

Fixed listing of mirrored products (bsc#1102193)

Include online migration paths into offline migration (bsc#1117106)

Sync products that do not have a base product (bsc#1109307)

Fixed SLP auto discovery for RMT (bsc#1113760)

Update dependencies for security fixes: CVE-2018-16468: Update loofah to 2.2.3 (bsc#1113969)

CVE-2018-16470: Update rack to 2.0.6 (bsc#1114831)

CVE-2018-14404: Update nokogiri to 1.8.5 (bsc#1102046)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

- Buffer size in multipart parser allows for denial of     service (CVE-2018-16470).

  - Cross-site scripting (XSS) via `scheme` method on     `Rack::Request` (CVE-2018-16471).

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Severity
423229	SCA: security update for rack (GHSA-hg78-4f6x-99wq)	Tenable Cloud Security	SCA Checks	high
423229	SCA: security update for rack (GHSA-hg78-4f6x-99wq)	Tenable Self-Hosted Container Security	SCA Checks	high
130187	RHEL 7 : Red Hat Satellite 6 (RHSA-2019:3172)	Nessus	Red Hat Local Security Checks	high
122227	openSUSE Security Update : rmt-server (openSUSE-2019-185)	Nessus	SuSE Local Security Checks	medium
121637	SUSE SLES15 Security Update : rmt-server (SUSE-SU-2019:0272-1)	Nessus	SuSE Local Security Checks	medium
120874	Fedora 29 : 1:rubygem-rack (2018-e8ff8b7f8e)	Nessus	Fedora Local Security Checks	medium
120205	Fedora 28 : 1:rubygem-rack (2018-02e965a729)	Nessus	Fedora Local Security Checks	medium

Detections

Analytics

CVE-2018-16470

high

Tenable Plugins

high

high

high

medium

medium

medium

medium