CVE-2023-1437

criticalpriority · track · 40EPSS 0.028 · 86 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.80% (86th) EPSS

CVSS 9.8 · critical

Is it mine?

5 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

All versions prior to 9.1.4 of Advantech WebAccess/SCADA are vulnerable to use of untrusted pointers. The RPC arguments the client sent could contain raw memory pointers for the server to use as-is. This could allow an attacker to gain access to the remote file system and the ability to execute commands and overwrite files.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedWebAccess/SCADAcisa_csaf_ot
Advantech recommends all affected users update their products to the latest patch. This vulnerability was fixed in Version 9.1.4.
https://www.advantech.com/en/support/details/installation?id=1-MS9MJV

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · CISA US

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ics-cert@hq.dhs.gov USexploitability 3.9 · impact 5.9

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USCWE-822USCWE-822USCWE-822US

affected products (5)

Products and version ranges known to be affected.

WebAccess/SCADA: < 9.1.4all versionscisa_csaf_otUS
Advantech WebAccess/SCADA< 9.1.4cisa_csaf_otUS
Advantech WebAccess/SCADA0 → 9.1.4enisa_euvdEU
Advantech Co., Ltd Advantech WebAccess≤ 9.1.4fstec_bduRU
advantech webaccess/scada< 9.1.4nvdUScpe:2.3:a:advantech:webaccess\/scada:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-23-166-02Advantech WebAccess/SCADA2023-06-15icsa · cisa_csaf_otUS
Successful exploitation of this vulnerability could lead to an attacker gaining remote file system access and the achieving remote command execution.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cisa_csaf_ot nvd NVD CVE.org MITRE

published 2023-08-02modified 2026-06-17

references (6)

External citations — patches, advisories, analysis.

scry

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