CVE-2023-7147
CWE-434Published: December 29, 2023· Updated: Jun 17, 2026
Official Description
A vulnerability, which was classified as critical, was found in gopeak MasterLab up to 3.3.10. Affected is the function base64ImageContent of the file app/ctrl/User.php. The manipulation of the argument image leads to unrestricted upload. It is possible to launch the attack remotely. VDB-249150 is the identifier assigned to this vulnerability.
Risk Analysis
MasterLab versions up to 3.3.10 contain an unrestricted file upload vulnerability in the base64ImageContent function. This critical flaw allows remote attackers to upload arbitrary files, resulting in a CVSS score of 9.8.
No public exploit is known for this vulnerability, and it is not in the CISA KEV catalog.
Update MasterLab to a version beyond 3.3.10 and implement strict file upload validation.
Technical Analysis
CVE-2023-7147 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 (6)
Quick Facts
Related CVEs (CWE-434)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-7147 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts