CVE-2023-32752
CWE-434Published: June 16, 2023· Updated: Jun 17, 2026
Official Description
L7 Networks InstantScan IS-8000 & InstantQoS IQ-8000’s file uploading function does not restrict upload of file with dangerous type. An unauthenticated remote attacker can exploit this vulnerability to upload and run arbitrary executable files to perform arbitrary system commands or disrupt service.
Risk Analysis
L7 Networks InstantScan and InstantQoS devices have a file upload vulnerability that allows unauthenticated attackers to upload and execute malicious files. This critical flaw can result in arbitrary system command execution.
No public exploit is known, and it is not in the KEV. The vulnerability is remotely exploitable with low complexity.
Users should apply the latest security patches or firmware updates provided by L7 Networks.
Technical Analysis
CVE-2023-32752 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-434)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-32752 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts