What is CVE-2021-42537?

CVE-2021-42537 is a medium-severity vulnerability in Visam Vbase Pro-Rt/ Server-Rt (Web Remote), classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 5.9/10. Published 2022-07-27.

How severe is CVE-2021-42537?

Medium severity. CVSS v3 base score is 5.9 out of 10.

XXE in Visam Vbase Pro-Rt/ Server-Rt (Web Remote)

CVE-2021-42537

VISAM VBASE version 11.6.0.6 processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.005 (38.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N.

Affected products

Visam Vbase Pro-rt/ Server-rt (Web Remote) — versions version 11.6.0.6
Visam Vbase_web-remote — versions 11.6.0.6

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

ics-cert@hq.dhs.gov (x_refsource_CONFIRM, US Government Resource, Third Party Advisory, Mitigation)

Frequently asked questions

What is CVE-2021-42537?: CVE-2021-42537 is a medium-severity vulnerability in Visam Vbase Pro-Rt/ Server-Rt (Web Remote), classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 5.9/10. Published 2022-07-27.
How severe is CVE-2021-42537?: Medium severity. CVSS v3 base score is 5.9 out of 10.