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CVE-2023-27530

Publication date 10 March 2023

Last updated 26 September 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

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.

Read the notes from the security team

Status

Package Ubuntu Release Status
ruby-rack 24.10 oracular
Not affected
24.04 LTS noble
Not affected
23.10 mantic
Fixed 2.2.4-3ubuntu0.2
23.04 lunar Ignored end of life, was needs-triage
22.10 kinetic Ignored end of life, was needs-triage
22.04 LTS jammy
Fixed 2.1.4-5ubuntu1.1
20.04 LTS focal
18.04 LTS bionic Ignored intrusive backport
16.04 LTS xenial Ignored intrusive backport
14.04 LTS trusty Ignored intrusive backport

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Notes

iconstantin

Intrusive backport for older releases.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
ruby-rack

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

Other references