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CVE-2023-27530

Status Candidate

Overview

A DoS vulnerability exists in Rack <v3.0.4.2, <v2.2.6.3, <v2.1.4.3 and <v2.0.9.3 within in the Multipart MIME parsing code in which could allow an attacker to craft requests that can be abuse to cause multipart parsing to take longer than expected.

Related Files

Ubuntu Security Notice USN-7036-1
Posted Sep 26, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 7036-1 - It was discovered that Rack was not properly parsing data when processing multipart POST requests. If a user or automated system were tricked into sending a specially crafted multipart POST request to an application using Rack, a remote attacker could possibly use this issue to cause a denial of service. It was discovered that Rack was not properly escaping untrusted data when performing logging operations, which could cause shell escaped sequences to be written to a terminal. If a user or automated system were tricked into sending a specially crafted request to an application using Rack, a remote attacker could possibly use this issue to execute arbitrary code in the machine running the application.

tags | advisory, remote, denial of service, arbitrary, shell
systems | linux, ubuntu
advisories | CVE-2022-30122, CVE-2022-30123, CVE-2022-44572, CVE-2023-27530, CVE-2023-27539, CVE-2024-25126, CVE-2024-26141, CVE-2024-26146
SHA-256 | c4acd1ffc8ca871047fb8a39618d9c0b95465770474d22abee717b0b2de788ad
Ubuntu Security Notice USN-6905-1
Posted Jul 23, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6905-1 - It was discovered that Rack incorrectly handled certain regular expressions. A remote attacker could possibly use this issue to cause Rack to consume resources, leading to a denial of service. It was discovered that Rack incorrectly handled Multipart MIME parsing. A remote attacker could possibly use this issue to cause Rack to consume resources, leading to a denial of service. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS.

tags | advisory, remote, denial of service
systems | linux, ubuntu
advisories | CVE-2023-27530, CVE-2023-27539
SHA-256 | f1fb99c460c408c54600bfb86185879ad2833e7b4ce66083ea2f2adece4c2d2b
Ubuntu Security Notice USN-6837-1
Posted Jun 17, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6837-1 - It was discovered that Rack incorrectly handled Multipart MIME parsing. A remote attacker could possibly use this issue to cause Rack to consume resources, leading to a denial of service. This issue only affected Ubuntu 23.10. It was discovered that Rack incorrectly parsed certain media types. A remote attacker could possibly use this issue to cause Rack to consume resources, leading to a denial of service.

tags | advisory, remote, denial of service
systems | linux, ubuntu
advisories | CVE-2023-27530, CVE-2024-25126, CVE-2024-26141, CVE-2024-26146
SHA-256 | 824bad973b7cab22cded200621d28510e0c10f056f271c31954b083a1f0a7fcf
Debian Security Advisory 5530-1
Posted Oct 23, 2023
Authored by Debian | Site debian.org

Debian Linux Security Advisory 5530-1 - Several vulnerabilities were discovered in ruby-rack, a modular Ruby webserver interface, which may result in denial of service and shell escape sequence injection.

tags | advisory, denial of service, shell, vulnerability, ruby
systems | linux, debian
advisories | CVE-2022-30122, CVE-2022-30123, CVE-2022-44570, CVE-2022-44571, CVE-2022-44572, CVE-2023-27530, CVE-2023-27539
SHA-256 | 1d720695b79a166118349cbe5f4050069000900a5d5b9d9439ed4da692cb559f
Red Hat Security Advisory 2023-3403-01
Posted Jun 1, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-3403-01 - The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-27530, CVE-2023-27539
SHA-256 | f54146335675dc694b29a4ff000c8729a11c4be8022e553380c4e6847ff9e34a
Red Hat Security Advisory 2023-3082-01
Posted May 16, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-3082-01 - The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-27530, CVE-2023-27539
SHA-256 | a920e9ff3f0c42d4782888059daf662dae368004217af1cf8daec6934f0e037b
Red Hat Security Advisory 2023-2652-01
Posted May 9, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-2652-01 - The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-2319, CVE-2023-27530, CVE-2023-27539
SHA-256 | 7a5673bc1f8d432752a6fe3a4ee0bbbda6e9a5116fc7fd7d292b5692772ffd77
Red Hat Security Advisory 2023-1981-01
Posted Apr 25, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-1981-01 - The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-27530, CVE-2023-27539
SHA-256 | c48aa388145a904878fd4c76f9ff2ff362ed95c6867f8db6391a2b393182b0ce
Red Hat Security Advisory 2023-1961-01
Posted Apr 25, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-1961-01 - The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2023-27530, CVE-2023-27539
SHA-256 | a439ba544ed29fcd1310d250fde9802413a364fd8bdb44f83d0d06bce42f586e
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