XXE in Knime Analytics Platform
CVE-2021-45096
KNIME Analytics Platform before 4.5.0 is vulnerable to XXE (external XML entity injection) via a crafted workflow file (.knwf), aka AP-17730.
Vulnerability class: XXE (XML External Entity)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.011 (63.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.knime.com/changelog-v45 (Release Notes)
- www.knime.com/whats-new-in-knime-45 (Product)
- github.com/dawid-czarnecki/public-vulnerabilities (Third Party Advisory)
- zigrin.com/advisories/knime-analytics-platform-external-xml-entity-injection/
Frequently asked questions
- What is CVE-2021-45096?
- CVE-2021-45096 is a medium-severity vulnerability in Knime Analytics Platform, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 4.7/10. Published 2021-12-16.
- How severe is CVE-2021-45096?
- Medium severity. CVSS v3 base score is 4.7 out of 10.
- Is CVE-2021-45096 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.