#VU27701 Insufficiently protected credentials in Apache CXF - CVE-2019-12423

Vulnerability identifier: #VU27701

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-12423

CWE-ID: CWE-522

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apache CXF
Server applications / Frameworks for developing and running applications

Vendor: Apache Foundation

Description

The vulnerability allows a remote attacker to gain access ti sensitive information.

The vulnerability exists due to the application allows a client to obtain the keys from a JWK keystore file, by setting the configuration parameter "rs.security.keystore.type" to "jwk". A remote non-authenticated attacker can obtain all private key and secret key credentials and gain unauthorized access to the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache CXF: 3.2.0 - 3.3.4

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External links
https://cxf.apache.org/security-advisories.data/CVE-2019-12423.txt.asc?version=1&modificationDate=1579178393000&api=v2
https://lists.apache.org/thread.html/r36e44ffc1a9b365327df62cdfaabe85b9a5637de102cea07d79b2dbf@%3Ccommits.cxf.apache.org%3E
https://lists.apache.org/thread.html/rd588ff96f18563aeb5f87ac8c6bce7aae86cb1a4d4be483f96e7208c@%3Cannounce.apache.org%3E
https://lists.apache.org/thread.html/rff42cfa5e7d75b7c1af0e37589140a8f1999e578a75738740b244bd4@%3Ccommits.cxf.apache.org%3E

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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