Ruby rexml Gem up to 3.3.2 resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Ruby rexml Gem up to 3.3.2. This affects an unknown function. Such manipulation leads to resource consumption. This vulnerability is referenced as CVE-2024-41123. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Ruby rexml Gem up to 3.3.2 and classified as problematic. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. CVE summarizes:

REXML is an XML toolkit for Ruby. The REXML gem before 3.3.2 has some DoS vulnerabilities when it parses an XML that has many specific characters such as whitespace character, `>]` and `]>`. The REXML gem 3.3.3 or later include the patches to fix these vulnerabilities.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2024-41123 since 07/15/2024. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 207950 (Rocky Linux 8 : ruby:3.3 (RLSA-2024:6784)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 3.3.3 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (207950) and CERT Bund (WID-SEC-2024-1744). Once again VulDB remains the best source for vulnerability data.

Affected

  • Debian Linux
  • Red Hat Enterprise Linux
  • Fedora Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • Gentoo Linux
  • SUSE openSUSE
  • RESF Rocky Linux
  • Open Source Ruby
  • IBM License Metric Tool
  • IBM DB2

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector (GitHub_M): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 207950
Nessus Name: Rocky Linux 8 : ruby:3.3 (RLSA-2024:6784)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: rexml Gem 3.3.3

Timelineinfo

07/15/2024 🔍
08/01/2024 +17 days 🔍
08/01/2024 +0 days 🔍
05/20/2026 +657 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2024-41123 (🔍)
GCVE (CVE): GCVE-0-2024-41123
GCVE (VulDB): GCVE-100-273380
CERT Bund: WID-SEC-2024-1744 - Ruby REXML: Mehrere Schwachstellen ermöglichen Denial of Service

Entryinfo

Created: 08/01/2024 16:46
Updated: 05/20/2026 10:49
Changes: 08/01/2024 16:46 (64), 09/06/2024 05:22 (13), 10/01/2024 08:08 (2), 05/20/2026 10:49 (7)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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