#VU25772 Insufficiently protected credentials in Reactor Netty - CVE-2020-5404

Vulnerability identifier: #VU25772

Vulnerability risk: Medium

CVSSv4.0: 1.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-5404

CWE-ID: CWE-522

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Reactor Netty
Universal components / Libraries / Libraries used by multiple products

Vendor: Pivotal

Description

The vulnerability exists due to insufficiently protected credentials in the HttpClient. A remote user can cause a credentials leak during a redirect to a different domain.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Reactor Netty: 0.8.0 - 0.8.15, 0.9.0 - 0.9.4

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External links
https://pivotal.io/security/cve-2020-5404

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.