Information disclosure in Ruby Regex search



Published: 2024-04-24
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-27282
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Ruby
Universal components / Libraries / Scripting languages

Vendor Ruby

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU88970

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-27282

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in Regex search. A remote attacker can pass specially crafted string to the application, trigger an out-of-bounds read error and read contents of heap memory on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Ruby: 3.0.0 - 3.3.0

External links

http://www.ruby-lang.org/en/news/2024/04/23/arbitrary-memory-address-read-regexp-cve-2024-27282/


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.



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