// For flags

CVE-2024-39908

Denial of service in REXML

Severity Score

4.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

REXML is an XML toolkit for Ruby. The REXML gem before 3.3.1 has some DoS vulnerabilities when it parses an XML that has many specific characters such as `<`, `0` and `%>`. If you need to parse untrusted XMLs, you many be impacted to these vulnerabilities. The REXML gem 3.3.2 or later include the patches to fix these vulnerabilities. Users are advised to upgrade. Users unable to upgrade should avoid parsing untrusted XML strings.

REXML es un conjunto de herramientas XML para Ruby. La gema REXML anterior a 3.3.1 tiene algunas vulnerabilidades DoS cuando analiza un XML que tiene muchos caracteres específicos como `&lt;`, `0` y `%&gt;`. Si necesita analizar archivos XML que no son de confianza, es posible que se vea afectado por estas vulnerabilidades. La gema REXML 3.3.2 o posterior incluye los parches para corregir estas vulnerabilidades. Se recomienda a los usuarios que actualicen. Los usuarios que no puedan actualizar deben evitar analizar cadenas XML que no sean de confianza.

An uncontrolled resource consumption vulnerability was found in REXML. When parsing an untrusted XML with many specific characters such as `<`, `0`, and `%>`, it can lead to a denial of service.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2024-07-02 CVE Reserved
  • 2024-07-16 CVE Published
  • 2024-07-17 EPSS Updated
  • 2024-08-02 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-400: Uncontrolled Resource Consumption
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Ruby
Search vendor "Ruby"
Rexml
Search vendor "Ruby" for product "Rexml"
< 3.3.2
Search vendor "Ruby" for product "Rexml" and version " < 3.3.2"
en
Affected