CVE-1999-1539
Buffer overflow in FTP server in QPC Software's QVT/Term Plus versions 4.2d and 4.3 and QVT/Net 4...
Buffer overflow in FTP server in QPC Software's QVT/Term Plus versions 4.2d and 4.3 and QVT/Net 4.3 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long (1) user name or (2) password.
Exploit likelihood
What each source reports
NVD Score used
Buffer overflow in FTP server in QPC Software's QVT/Term Plus versions 4.2d and 4.3 and QVT/Net 4.3 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long (1) user name or (2) password.
- Record
CVE-1999-1539- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
Buffer overflow in FTP server in QPC Software's QVT/Term Plus versions 4.2d and 4.3 and QVT/Net 4.3 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long (1) user name or (2) password.
- Record
CVE-1999-1539- Updated
- 2026-11-02
EUVDEUVD-1999-1520 No score
Buffer overflow in FTP server in QPC Software's QVT/Term Plus versions 4.2d and 4.3 and QVT/Net 4.3 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long (1) user name or (2) password.
- Record
EUVD-1999-1520- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2w9w-5m28-9576 No score
Buffer overflow in FTP server in QPC Software's QVT/Term Plus versions 4.2d and 4.3 and QVT/Net 4...
Buffer overflow in FTP server in QPC Software's QVT/Term Plus versions 4.2d and 4.3 and QVT/Net 4.3 allows remote attackers to cause a denial of service, and possibly execute arbitrary commands, via a long (1) user name or (2) password.
- Record
GHSA-2w9w-5m28-9576- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | QPC Software QVT Term 4.3/QVT/Net 4.3 Suite FTP Server - Denial of Service | 1999-11-10 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-1999-1539 is a high vulnerability (CVSS 7.5) in Qpc Software Qvt Net, published November 10, 1999. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 12.1%, the 96th percentile. No source names a fixed version.