Information disclosure in Puma



Published: 2022-05-25
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-23634
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Puma
Server applications / Web servers

Vendor Evan Phoenix

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU63635

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-23634

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

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

The vulnerability exists due to puma may not always call close on the response body. A remote attacker can gain unauthorized access to sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Puma: 4.0.0 - 5.6.1

External links

http://github.com/puma/puma/security/advisories/GHSA-rmj8-8hhh-gv5h
http://github.com/puma/puma/commit/b70f451fe8abc0cff192c065d549778452e155bb
http://groups.google.com/g/ruby-security-ann/c/FkTM-_7zSNA/m/K2RiMJBlBAAJ?utm_medium=email&utm_source=footer&pli=1
http://github.com/advisories/GHSA-rmj8-8hhh-gv5h
http://github.com/advisories/GHSA-wh98-p28r-vrc9
http://www.debian.org/security/2022/dsa-5146


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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