VULNERABILITY INTELLIGENCE

CVE-2014-0777

CVSS score7.8 HIGH
EPSS probability2.40%
CISA KEVNot currently listed
Published2014-04-11
Last modified2026-06-17
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:C

Description

The Modbus slave/outstation driver in the OPC Drivers 1.0.20 and earlier in IOServer OPC Server allows remote attackers to cause a denial of service (out-of-bounds read and daemon crash) via a crafted packet.

Weakness classification

  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-125: Out-of-bounds Read

Primary references