Information disclosure in Vaadin Flow
CVE-2020-36319
Insecure configuration of default ObjectMapper in com.vaadin:flow-server versions 3.0.0 through 3.0.5 (Vaadin 15.0.0 through 15.0.4) may expose sensitive data if the application also uses e.g. @RestController
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.010 (62.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Vaadin Flow
- Vaadin Flow-Server — versions 3.0.0
- Vaadin — versions 15.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vaadin.com/security/cve-2020-36319 (Vendor Advisory)
- github.com/vaadin/flow/pull/8016 (Patch, Third Party Advisory)
- github.com/vaadin/flow/pull/8051 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-36319?
- CVE-2020-36319 is a low-severity vulnerability in Vaadin Flow, classified under Information Disclosure. CVSS score: 3.1/10. Published 2021-04-23.
- How severe is CVE-2020-36319?
- Low severity. CVSS v3 base score is 3.1 out of 10.
- Is CVE-2020-36319 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.