CVE-2017-16753

mediumpriority · track · 31EPSS 0.021 · 81 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.08% (81st) EPSS

CVSS 5 · medium

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

An Improper Input Validation issue was discovered in Advantech WebAccess versions prior to 8.3. WebAccess allows some inputs that may cause the program to crash.

remediations

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

A vendor fix is available.

FixedWebAccesscisa_csaf_ot
Advantech has released WebAccess Version 8.3 to address the reported vulnerabilities. Users can download the latest version of WebAccess (registration required)
http://www.advantech.com/industrial-automation/webaccess/download

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.05mediumCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:Hsecondary · CISA US

v3.06.9mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-20US

affected products (4)

Products and version ranges known to be affected.

WebAccess: versions prior to 8.3all versionscisa_csaf_otUS
Advantech WebAccess< 8.3cisa_csaf_otUS
n/a Advantech WebAccess≤ Advantech WebAccessenisa_euvdEU
advantech webaccess< 8.3nvdUScpe:2.3:a:advantech:webaccess:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-18-004-02AAdvantech WebAccess (Update A)2018-01-04icsa · cisa_csaf_otUS
ATTENTION: Remotely exploitable/low skill level to exploit.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2018-01-05modified 2026-06-17

related (25,193)

Related entries.

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A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute a Command Injection.
CVE-2026-6973US	—OT critical	34.5% (98th)	KEV	2026-05-07
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+25188 more

references (7)

External citations — patches, advisories, analysis.

http://www.advantech.com/Patchcnnvd
https://ics-cert.us-cert.gov/advisories/ICSA-18-004-02 cnnvd
https://www.securityfocus.com/bid/102424 cnnvd
http://www.securityfocus.com/bid/102424 enisa_euvd
https://ics-cert.us-cert.gov/advisories/ICSA-18-004-02 enisa_euvd
http://www.securityfocus.com/bid/102424Third Party AdvisoryVDB Entrynvd
https://ics-cert.us-cert.gov/advisories/ICSA-18-004-02Broken LinkThird Party AdvisoryUS Government Resourcenvd

scry

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