What is CVE-2015-3943?

CVE-2015-3943 is a medium-severity vulnerability in Advantech Webaccess, classified under Information Disclosure. CVSS score: 5.3/10. Published 2016-01-15.

How severe is CVE-2015-3943?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2015-3943 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Information disclosure in Advantech Webaccess

CVE-2015-3943

Advantech WebAccess before 8.1 allows remote attackers to read sensitive cleartext information about e-mail project accounts via unspecified vectors.

Vulnerability class: Information Disclosure

Published 2016-01-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.018 (77.2th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Advantech Webaccess

Weakness classification (CWE)

CWE-200 — Information Disclosure

Public proof-of-concept exploits

References

ics-cert.us-cert.gov/advisories/ICSA-16-014-01 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2015-3943?: CVE-2015-3943 is a medium-severity vulnerability in Advantech Webaccess, classified under Information Disclosure. CVSS score: 5.3/10. Published 2016-01-15.
How severe is CVE-2015-3943?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2015-3943 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.