Improper input validation in Pivotal Reactor Netty
CVE-2020-5403
Reactor Netty HttpServer, versions 0.9.3 and 0.9.4, is exposed to a URISyntaxException that causes the connection to be closed prematurely instead of producing a 400 response.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.011 (63.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Pivotal Reactor Netty — versions 0.9 v0.9.3.RELEASE, 0.9 v0.9.4.RELEASE
- Pivotal Reactor_netty — versions 0.9.3, 0.9.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@pivotal.io (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-5403?
- CVE-2020-5403 is a high-severity vulnerability in Pivotal Reactor Netty, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2020-03-03.
- How severe is CVE-2020-5403?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-5403 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.