CVE-2017-9631

Wonderware Archestra Logger vulnerability

CVSS

7.5

EPSS

3.2%

EPSS pct

87th

Exploited

No known

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).

Affected vendor

Schneider Electric

Affected product

Wonderware Archestra Logger

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness type (CWE)

CWE-476 — NULL Pointer Dereference

Published

2017-07-07

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 3.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2017-9631

Confirm whether Schneider Electric Wonderware Archestra Logger is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2017-9631.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-9631

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