REXML is an XML toolkit for Ruby. The REXML gem before 3.3.6 has a DoS vulnerability when it parses an XML that has many deep elements that have same local name attributes. If you need to parse untrusted XMLs with tree parser API like REXML::Document.new, you may be impacted to this vulnerability. If you use other parser APIs such as stream parser API and SAX2 parser API, this vulnerability is not affected. The REXML gem 3.3.6 or later include the patch to fix the vulnerability.
History

Thu, 19 Sep 2024 06:30:00 +0000

Type Values Removed Values Added
CPEs cpe:/a:redhat:enterprise_linux:8
cpe:/a:redhat:enterprise_linux:9

Tue, 17 Sep 2024 02:30:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel E4s
Redhat rhel Eus
Redhat rhel Tus
CPEs cpe:/a:redhat:rhel_e4s:8.6::highavailability
cpe:/a:redhat:rhel_eus:8.8::highavailability
cpe:/a:redhat:rhel_tus:8.6::highavailability
Vendors & Products Redhat rhel E4s
Redhat rhel Eus
Redhat rhel Tus

Mon, 16 Sep 2024 14:45:00 +0000

Type Values Removed Values Added
First Time appeared Redhat
Redhat enterprise Linux
CPEs cpe:/a:redhat:enterprise_linux:8::highavailability
Vendors & Products Redhat
Redhat enterprise Linux

Sat, 24 Aug 2024 03:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Moderate


Thu, 22 Aug 2024 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 22 Aug 2024 14:30:00 +0000

Type Values Removed Values Added
Description REXML is an XML toolkit for Ruby. The REXML gem before 3.3.6 has a DoS vulnerability when it parses an XML that has many deep elements that have same local name attributes. If you need to parse untrusted XMLs with tree parser API like REXML::Document.new, you may be impacted to this vulnerability. If you use other parser APIs such as stream parser API and SAX2 parser API, this vulnerability is not affected. The REXML gem 3.3.6 or later include the patch to fix the vulnerability.
Title REXML denial of service vulnerability
Weaknesses CWE-776
References
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2024-08-22T14:14:03.588Z

Updated: 2024-08-22T14:43:24.250Z

Reserved: 2024-08-12T18:02:04.965Z

Link: CVE-2024-43398

cve-icon Vulnrichment

Updated: 2024-08-22T14:43:19.829Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2024-08-22T15:15:16.440

Modified: 2024-08-23T16:18:28.547

Link: CVE-2024-43398

cve-icon Redhat

Severity : Moderate

Publid Date: 2024-08-22T15:15:16Z

Links: CVE-2024-43398 - Bugzilla