CVE-2023-28141 NTFS Junction
Local attackers can exploit NTFS junctions to write files to arbitrary locations, potentially modifying or deleting sensitive files and escalating privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-28141?
CVE-2023-28141 is a medium-severity path traversal vulnerability in Qualys Cloud Agent, published on 18 Apr 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
An NTFS Junction condition exists in the Qualys Cloud Agent for Windows platform in versions before 4.8.0.31. Attackers may write files to arbitrary locations via a local attack vector. This allows attackers to assume the privileges of the process, and they may delete or otherwise on unauthorized files, allowing for the potential modification or deletion of sensitive files limited only to that specific directory/file object. This vulnerability is bounded to the time of installation/uninstallation and can only be exploited locally.
At the time of this disclosure, versions before 4.0 are classified as End of Life.
Weakness: CWE-59
Which versions are affected by CVE-2023-28141?
It affects 1 product.
Products include Qualys Cloud Agent.
How do I fix CVE-2023-28141?
No fix has been published for CVE-2023-28141 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2023-28141 being exploited?
There is no known exploitation of CVE-2023-28141 in the wild and no public exploit code.
Other vulnerabilities in Qualys Cloud Agent
Sources
Also known as GHSA-g3cj-qpc9-phm2.