Multiple vulnerabilities in Ruby Redmine

Published: 2021-04-12

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-30164 CVE-2021-30163
CWE-ID	CWE-254 CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Redmine Web applications / CRM systems
Vendor	Ruby

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Security features bypass

EUVDB-ID: #VU52046

Risk: Medium

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

CVE-ID: CVE-2021-30164

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the security restrictions bypass. A remote attacker can bypass the "add_issue_notes" permission requirement.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Redmine: 4.0.0 - 4.1.1

External links

http://www.redmine.org/projects/redmine/wiki/Security_Advisories

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.

2) Information disclosure

EUVDB-ID: #VU52047