Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2024-49761 |
CWE-ID | CWE-1333 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software |
REXML Web applications / Modules and components for CMS |
Vendor | rubygems.org |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU99358
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2024-49761
CWE-ID:
CWE-1333 - Inefficient Regular Expression Complexity
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient input validation when parsing an XML that has many digits between &# and x...; in a hex numeric character reference (&#x...;). A remote attacker can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.
Install updates from vendor's website.
Vulnerable software versionsREXML: 3.1.8 - 3.3.8
CPE2.3http://www.ruby-lang.org/en/news/2024/10/28/redos-rexml-cve-2024-49761/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.