CVE-2015-5626

What it is

Stack-based buffer overflow in Yokogawa CENTUM CS 1000 R3.08.70 and earlier, CENTUM CS 3000 R3.09.50 and earlier, CENTUM CS 3000 Entry R3.09.50 and earlier, CENTUM VP R5.04.20 and earlier, CENTUM VP Entry R5.04.20 and earlier, ProSafe-RS R3.02.10 and earlier, Exaopc R3.72.00 and earlier, Exaquantum R2.85.00 and earlier, Exaquantum/Batch R2.50.30 and earlier, Exapilot R3.96.10 and earlier, Exaplog R3.40.00 and earlier, Exasmoc R4.03.20 and earlier, Exarqe R4.03.20 and earlier, Field Wireless Device OPC Server R2.01.02 and earlier, PRM R3.12.00 and earlier, STARDOM VDS R7.30.01 and earlier, STARDOM OPC Server for Windows R3.40 and earlier, FAST/TOOLS R10.01 and earlier, B/M9000CS R5.05.01 and earlier, B/M9000 VP R7.03.04 and earlier, and FieldMate R1.01 or R1.02 allows remote attackers to cause a denial of service (network-communications outage) via a crafted packet.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.

Exploit odds

4.2% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2020-02-05 19:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 00:29 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 4.2% in the next 30 days (EPSS).
• Severity: 9.8 CRITICAL (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2020-02-05 19:15 UTC

Last modified

2026-06-17 00:29 UTC

Exploit probability

4.2% · EPSS, next 30 days

Weakness

CWE-787 · Out-of-bounds write

Record status

Modified

Affected

• Yokogawa Centum Cs 1000 Firmware ≤ r3.08.70
• Yokogawa Centum Cs 3000 Firmware ≤ r3.09.50
• Yokogawa Centum Cs 3000 Entry Firmware ≤ r3.09.50
• Yokogawa Centum Vp Firmware ≤ r5.04.20
• Yokogawa Centum Vp Entry Firmware ≤ r5.04.20
• Yokogawa prosafe-rs Firmware ≤ r3.02.10
• Yokogawa Exaopc ≤ r3.72.00
• Yokogawa Exapilot ≤ r3.96.10

Attack profile CVSS 3.1 · 9.8

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Is it in your code?

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