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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.005 (41.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
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)
References
- www.cisa.gov/uscert/ics/advisories/icsa-21-308-01 (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.