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CVE-2020-5404

MEDIUMCVSS 5.9/10EPSS 0.65%

Last modified

CVE-2020-5404 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. 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.. EPSS estimates a 0.65% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
5.9/10

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N

EPSS Probability
0.65%

46.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
PivotalReactor Netty>= 0.8.0, <= 0.8.15
PivotalReactor Netty>= 0.9.0, <= 0.9.4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-5404?
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.
How severe is CVE-2020-5404?
CVE-2020-5404 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 0.65% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5404?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-5404?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST