Vulnerability · Published Mar 3, 2020 · Assigned by pivotal
CVE-2020-5404Authentication Leak On Redirect With Reactor Netty HttpClient
Medium 6.5
In plain English
A medium-severity security flaw in Reactor Netty from Pivotal. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.0)6.5Medium
Exploit odds (30 days)0.7%top 48.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
The HttpClient from Reactor Netty, versions 0.9.x prior to 0.9.5, and versions 0.8.x prior to 0.8.16, may be used incorrectly, leading to a credentials leak during a redirect to a different domain. In order for this to happen, the HttpClient must have been explicitly configured to follow redirects.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | io.projectreactor.netty:reactor-netty-http | 0.9.5 | GHSA-gpch-h32j-gx6x |
| Maven | io.projectreactor.netty:reactor-netty-http | 0.8.16 | GHSA-gpch-h32j-gx6x |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Pivotal | Reactor Netty | 0.8 – before v0.8.16.RELEASE0.9 – before v0.9.5.RELEASE |
Weakness: CWE-522 · Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:L/A:N
References
- https://pivotal.io/security/cve-2020-5404 x_refsource_CONFIRM