CVE-2017-9631

What it is

A Null Pointer Dereference issue was discovered in Schneider Electric Wonderware ArchestrA Logger, versions 2017.426.2307.1 and prior. The null pointer dereference vulnerability could allow an attacker to crash the logger process, causing a denial of service for logging and log-viewing (applications that use the Wonderware ArchestrA Logger continue to run when the Wonderware ArchestrA Logger service is unavailable).

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of service disruption.

Exploit odds

3.2% chance of exploitation in the next 30 days (EPSS).

Fix

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

Timeline

1. 2017-07-07 17:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 01:28 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 3.2% in the next 30 days (EPSS).
• Severity: 7.5 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2017-07-07 17:29 UTC

Last modified

2026-06-17 01:28 UTC

Exploit probability

3.2% · EPSS, next 30 days

Weakness

CWE-476 · NULL pointer dereference

Record status

Modified

Affected

• schneider-electric Wonderware Archestra Logger ≤ 2017.426.2307.1

Attack profile CVSS 3.1 · 7.5

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Is it in your code?

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Read https://cve-list.com/agent/cve/CVE-2017-9631.md and follow it. Check whether this project is affected by CVE-2017-9631. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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