2021-35037 | Webiness Jamf Pro redirect

By Max On Jul 15, 2021

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.7	$0-$5k	0.34

A vulnerability, which was classified as problematic, has been found in Webiness Jamf Pro up to 10.30.0. This issue affects an unknown part. The manipulation with an unknown input leads to a redirect vulnerability. Using CWE to declare the problem leads to CWE-601. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Jamf Pro before 10.30.1 allows for an unvalidated URL redirect vulnerability affecting Jamf Pro customers who host their environments on-premises. An attacker may craft a URL that appears to be for a customer’s Jamf Pro instance, but when clicked will forward a user to an arbitrary URL that may be malicious. This is tracked via Jamf with the following ID: PI-009822

The weakness was published 07/12/2021. The advisory is shared at jamf.com. The identification of this vulnerability is CVE-2021-35037 since 06/17/2021. The exploitation is known to be easy. The attack needs to be done within the local network. A simple authentication is necessary for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

Upgrading to version 10.30.1 eliminates this vulnerability. The upgrade is hosted for download at jamf.com.

Vendor