Information disclosure in Umbraco

1) Improper access control

EUVDB-ID: #VU23469

Risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions within the Miniprofiler plugin. A remote unauthenticated attacker can send a direct request to the application and obtain sensitive information, such as SQL query data, email addresses of users.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Umbraco CMS: 7.0.0 - 7.14.0

CPE2.3

• cpe:2.3:a:umbraco:umbraco:7.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:umbraco:umbraco:7.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:umbraco:umbraco:7.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:umbraco:umbraco:7.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:umbraco:umbraco:*:*:*:*:*:*:*:*
• cpe:2.3:a:umbraco:umbraco:7.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:umbraco:umbraco:7.2.2:*:*:*:*:*:*:*

External links

https://umbraco.com/blog/security-advisory-10th-december-2019/

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.