PatchTheCVECVE-2013-2804: The DNP Master Driver in Software Toolbox TOP Server before 5.12.140.0 allows remote attackers to cause a deni
CVE-2013-2804 is a high-severity flaw (CVSS 7.1) affecting top server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The DNP Master Driver in Software Toolbox TOP Server before 5.12.140.0 allows remote attackers to cause a denial of service (master-station infinite loop) via crafted DNP3 packets to TCP port 20000 and allows physically proximate attackers to cause a denial of service (master-station infinite loop) via crafted input over a serial line.
Why this priority
- High severity
A fixed release or distro patch exists.
Risk facts
| CVSS score | 7.1 (High) |
| EPSS exploit chance | 1.3% (top 30%) |
| CISA exploited list | No |
| Weakness | CWE-20 |
| Published | 2013-08-28 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2013-2804?
top server: upgrade to newer than 5.12. Exact commands for each OS are on this page.
Is CVE-2013-2804 being exploited?
CVE-2013-2804 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2013-2804 affect?
CVE-2013-2804 affects top server. Severity is high (CVSS 7.1). The DNP Master Driver in Software Toolbox TOP Server before 5.12.140.0 allows remote attackers to cause a denial of service (master-station infinite loop) via crafted DNP3 packets to TCP port 20000 and allows physically proximate attackers
How urgent is CVE-2013-2804?
Priority 42/100. High severity