CVE-2023-42099: intel driver_\&_support_assistant Link Following

Vulnerability summary

CVE-2023-42099 is a high (CVSS 7.8) Link Following vulnerability in intel driver_\&_support_assistant. EPSS estimates a 0.33% chance of exploitation in the next 30 days, higher than 24.5% of scored vulnerabilities.

Timeline

1. 03-05-2024
   PublishedVulnerability first disclosed.
2. 15-08-2024
   Last modifiedVulnerability information updated.

Description

Intel Driver & Support Assistant Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Intel Driver & Support Assistant. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the DSA Service. By creating a symbolic link, an attacker can abuse the service to delete a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-21846.

• CWE-59Improper Link Resolution Before File Access ('Link Following')The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.