Security
Headlines
HeadlinesLatestCVEs

Headline

Ubuntu Security Notice USN-6181-1

Ubuntu Security Notice 6181-1 - Hiroshi Tokumaru discovered that Ruby did not properly handle certain user input for applications the generate HTTP responses using cgi gem. An attacker could possibly use this issue to maliciously modify the response a user would receive from a vulnerable application. This issue only affected Ubuntu 22.10. It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service.

Packet Storm
#vulnerability#ubuntu#dos#perl#ruby

==========================================================================
Ubuntu Security Notice USN-6181-1
June 21, 2023

ruby3.1 vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 23.04
  • Ubuntu 22.10

Summary:

Several security issues were fixed in Ruby.

Software Description:

  • ruby3.1: Interpreter of object-oriented scripting language Ruby

Details:

Hiroshi Tokumaru discovered that Ruby did not properly handle certain
user input for applications the generate HTTP responses using cgi gem.
An attacker could possibly use this issue to maliciously modify the
response a user would receive from a vulnerable application. This issue
only affected Ubuntu 22.10. (CVE-2021-33621)

It was discovered that Ruby incorrectly handled certain regular expressions.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2023-28755, CVE-2023-28756)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 23.04:
libruby3.1 3.1.2-6ubuntu0.23.04.1
ruby3.1 3.1.2-6ubuntu0.23.04.1

Ubuntu 22.10:
libruby3.1 3.1.2-2ubuntu0.22.10.1
ruby3.1 3.1.2-2ubuntu0.22.10.1

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-6181-1
CVE-2021-33621, CVE-2023-28755, CVE-2023-28756

Package Information:
https://launchpad.net/ubuntu/+source/ruby3.1/3.1.2-6ubuntu0.23.04.1
https://launchpad.net/ubuntu/+source/ruby3.1/3.1.2-2ubuntu0.22.10.1

Related news

Red Hat Security Advisory 2024-4542-03

Red Hat Security Advisory 2024-4542-03 - An update for ruby is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Issues addressed include a HTTP response splitting vulnerability.

Red Hat Security Advisory 2024-4499-03

Red Hat Security Advisory 2024-4499-03 - An update for ruby is now available for Red Hat Enterprise Linux 8. Issues addressed include a denial of service vulnerability.

Red Hat Security Advisory 2024-3838-03

Red Hat Security Advisory 2024-3838-03 - An update for ruby is now available for Red Hat Enterprise Linux 9. Issues addressed include HTTP response splitting and denial of service vulnerabilities.

Red Hat Security Advisory 2024-3500-03

Red Hat Security Advisory 2024-3500-03 - An update for the ruby:3.0 module is now available for Red Hat Enterprise Linux 8. Issues addressed include HTTP response splitting and denial of service vulnerabilities.

Red Hat Security Advisory 2024-1576-03

Red Hat Security Advisory 2024-1576-03 - An update for the ruby:3.1 module is now available for Red Hat Enterprise Linux 9. Issues addressed include HTTP response splitting and denial of service vulnerabilities.

Red Hat Security Advisory 2024-1431-03

Red Hat Security Advisory 2024-1431-03 - An update for the ruby:3.1 module is now available for Red Hat Enterprise Linux 8. Issues addressed include HTTP response splitting and denial of service vulnerabilities.

Gentoo Linux Security Advisory 202401-27

Gentoo Linux Security Advisory 202401-27 - Multiple vulnerabilities have been discovered in Ruby, the worst of which could lead to execution of arbitrary code. Multiple versions are affected.

CVE-2023-36617: CVE-2023-36617: ReDoS vulnerability in URI

A ReDoS issue was discovered in the URI component before 0.12.2 for Ruby. The URI parser mishandles invalid URLs that have specific characters. There is an increase in execution time for parsing strings to URI objects with rfc2396_parser.rb and rfc3986_parser.rb. NOTE: this issue exists becuse of an incomplete fix for CVE-2023-28755. Version 0.10.3 is also a fixed version.

Red Hat Security Advisory 2023-3291-01

Red Hat Security Advisory 2023-3291-01 - Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Issues addressed include HTTP response splitting and denial of service vulnerabilities.

Red Hat Security Advisory 2023-3291-01

Red Hat Security Advisory 2023-3291-01 - Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Issues addressed include HTTP response splitting and denial of service vulnerabilities.

Red Hat Security Advisory 2023-3291-01

Red Hat Security Advisory 2023-3291-01 - Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Issues addressed include HTTP response splitting and denial of service vulnerabilities.

RHSA-2023:3291: Red Hat Security Advisory: rh-ruby27-ruby security, bug fix, and enhancement update

An update for rh-ruby27-ruby is now available for Red Hat Software Collections. 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.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. Related CVEs: * CVE-2021-33621: A vulnerability was found in Ruby that allows HTTP header injection. A CGI application using the CGI library may insert untrusted input into the HTTP response header. This issue can allow an attacker to insert a newline character to split a header and inject malicious content to deceive clients. * CVE-2023-28755: A flaw was found in the ...

RHSA-2023:3291: Red Hat Security Advisory: rh-ruby27-ruby security, bug fix, and enhancement update

An update for rh-ruby27-ruby is now available for Red Hat Software Collections. 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.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. Related CVEs: * CVE-2021-33621: A vulnerability was found in Ruby that allows HTTP header injection. A CGI application using the CGI library may insert untrusted input into the HTTP response header. This issue can allow an attacker to insert a newline character to split a header and inject malicious content to deceive clients. * CVE-2023-28755: A flaw was found in the ...

RHSA-2023:3291: Red Hat Security Advisory: rh-ruby27-ruby security, bug fix, and enhancement update

An update for rh-ruby27-ruby is now available for Red Hat Software Collections. 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.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. Related CVEs: * CVE-2021-33621: A vulnerability was found in Ruby that allows HTTP header injection. A CGI application using the CGI library may insert untrusted input into the HTTP response header. This issue can allow an attacker to insert a newline character to split a header and inject malicious content to deceive clients. * CVE-2023-28755: A flaw was found in the ...

Ubuntu Security Notice USN-6087-1

Ubuntu Security Notice 6087-1 - It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 ESM.

Ubuntu Security Notice USN-6087-1

Ubuntu Security Notice 6087-1 - It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 ESM.

Ubuntu Security Notice USN-6055-2

Ubuntu Security Notice 6055-2 - USN-6055-1 fixed a vulnerability in Ruby. Unfortunately it introduced a regression. This update reverts the patches applied to CVE-2023-28755 in order to fix the regression pending further investigation. It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service.

Ubuntu Security Notice USN-6055-1

Ubuntu Security Notice 6055-1 - It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. This issue is being addressed only for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS.

Ubuntu Security Notice USN-6055-1

Ubuntu Security Notice 6055-1 - It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. This issue is being addressed only for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS.

GHSA-hv5j-3h9f-99c2: Ruby URI component ReDoS issue

A ReDoS issue was discovered in the URI component through 0.12.0 in Ruby through 3.2.1. The URI parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to URI objects. The fixed versions are 0.12.1, 0.11.1, 0.10.2 and 0.10.0.1.

GHSA-fg7x-g82r-94qc: Ruby Time component ReDos issue

A ReDoS issue was discovered in the Time component through 0.2.1 in Ruby through 3.2.1. The Time parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to Time objects. The fixed versions are 0.1.1 and 0.2.2.

CVE-2023-28755: Releases · ruby/uri

A ReDoS issue was discovered in the URI component through 0.12.0 in Ruby through 3.2.1. The URI parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to URI objects. The fixed versions are 0.12.1, 0.11.1, 0.10.2 and 0.10.0.1.

CVE-2023-28756: Ruby 3.2.0 Released

A ReDoS issue was discovered in the Time component through 0.2.1 in Ruby through 3.2.1. The Time parser mishandles invalid URLs that have specific characters. It causes an increase in execution time for parsing strings to Time objects. The fixed versions are 0.1.1 and 0.2.2.

CISA Alerts on Critical Security Vulnerabilities in Industrial Control Systems

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has released eight Industrial Control Systems (ICS) advisories on Tuesday, warning of critical flaws affecting equipment from Delta Electronics and Rockwell Automation. This includes 13 security vulnerabilities in Delta Electronics' InfraSuite Device Master, a real-time device monitoring software. All versions prior to 1.0.5 are

CISA Alerts on Critical Security Vulnerabilities in Industrial Control Systems

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has released eight Industrial Control Systems (ICS) advisories on Tuesday, warning of critical flaws affecting equipment from Delta Electronics and Rockwell Automation. This includes 13 security vulnerabilities in Delta Electronics' InfraSuite Device Master, a real-time device monitoring software. All versions prior to 1.0.5 are

Ubuntu Security Notice USN-5806-3

Ubuntu Security Notice 5806-3 - USN-5806-1 fixed vulnerabilities in Ruby. This update fixes the problem for Ubuntu 20.04 LTS. Hiroshi Tokumaru discovered that Ruby did not properly handle certain user input for applications which generate HTTP responses using cgi gem. An attacker could possibly use this issue to maliciously modify the response a user would receive from a vulnerable application.

CVE-2021-33621: CVE-2021-33621: HTTP response splitting in CGI

The cgi gem before 0.1.0.2, 0.2.x before 0.2.2, and 0.3.x before 0.3.5 for Ruby allows HTTP response splitting. This is relevant to applications that use untrusted user input either to generate an HTTP response or to create a CGI::Cookie object.

Packet Storm: Latest News

Acronis Cyber Protect/Backup Remote Code Execution