CVE-2014-0781: yokogawa centum_cs_3000_firmware Heap-based Buffer Overflow

Vulnerability summary

CVE-2014-0781 is a high (CVSS 9.3) Heap-based Buffer Overflow vulnerability in yokogawa centum_cs_3000_firmware. EPSS estimates a 25.36% chance of exploitation in the next 30 days, higher than 97.9% of scored vulnerabilities. 2 public exploits are recorded.

Timeline

1. 14-03-2014
   PublishedVulnerability first disclosed.
2. 25-09-2025
   Last modifiedVulnerability information updated.

Description

Heap-based buffer overflow in BKCLogSvr.exe in Yokogawa CENTUM CS 3000 R3.09.50 and earlier allows remote attackers to execute arbitrary code via crafted UDP packets.

• CWE-122Heap-based Buffer OverflowA heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.