CVE-2015-3947: SQL injection vulnerability in Advantech WebAccess before 8.1 allows remote authenticated users to execute arb

Q: How do I fix CVE-2015-3947?

webaccess: upgrade to newer than 8.0. Exact commands for each OS are on this page.

Q: Is CVE-2015-3947 being exploited?

CVE-2015-3947 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2015-3947 affect?

CVE-2015-3947 affects webaccess. Severity is high (CVSS 8.1). SQL injection vulnerability in Advantech WebAccess before 8.1 allows remote authenticated users to execute arbitrary SQL commands via unspecified vectors.

This month

HIGH 8.1UPGRADE

CVE-2015-3947 is a high-severity flaw (CVSS 8.1) affecting webaccess. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in Advantech WebAccess before 8.1 allows remote authenticated users to execute arbitrary SQL commands via unspecified vectors.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-89
Published	2016-01-15
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: advantech

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2016-01-15 03:59 UTCPublished CVE record published
2026-06-17 00:26 UTCUpdated Record last modified

advantech webaccess UPGRADE

Affected: <= 8.0

Fixed in: newer than 8.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy webaccess || rpm -q webaccess || webaccess --version

2. UPGRADE to newer than 8.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade webaccess

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade webaccess

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2015-3947?

webaccess: upgrade to newer than 8.0. Exact commands for each OS are on this page.

Is CVE-2015-3947 being exploited?

CVE-2015-3947 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2015-3947 affect?

CVE-2015-3947 affects webaccess. Severity is high (CVSS 8.1). SQL injection vulnerability in Advantech WebAccess before 8.1 allows remote authenticated users to execute arbitrary SQL commands via unspecified vectors.

How urgent is CVE-2015-3947?

Priority 48/100. High severity

Software pages

Advantech vulnerabilities

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CVE-2021-38389 CRITICAL 9.8 UPGRADE Advantech WebAccess versions 9.02 and prior are vulnerable to a stack-based buffer overflow, which may allow a
CVE-2021-34540 MEDIUM 6.1 DOWNGRADE Advantech WebAccess 8.4.2 and 8.4.4 allows XSS via the username column of the bwRoot.asp page of WADashboard.

References

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