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Fencer Intel
high 7.8

CVE-2013-2789 json

The Kepware DNP Master Driver for the KEPServerEX Communications Platform before 5.12.140.0 allows remote attackers to cause a denial of se…

published 13y ago modified 4mo ago also EUVD-2013-2728

cvss
7.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

The Kepware DNP Master Driver for the KEPServerEX Communications Platform 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.

Patch / fix

  • kepware kepserverex 5.12.140.0

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-13-226-01 updated cvss 7.1

Kepware Technologies Improper Input Validation Vulnerability

  • Kepware Technologies DNP Master Driver for the KEPServerEX Communicaitons Platform v5.11.250.0
    affected: mitigation “The researchers suggest the following mitigations: Block DNP3 traffic from traversing onto business or corporate networks through the use of an IPS or firewall with DPN3-specific rule sets.” my.kepware.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

1.82% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 7.8 AV:N/AC:L/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-835 Loop with Unreachable Exit Condition

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.