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Man-in-the-middle attack in Apache CXF

Published: 2018-06-29
Severity Low
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2018-8039
Exploitation vector Network
Public exploit N/A
Vulnerable software
Apache CXF
Server applications / Frameworks for developing and running applications

Vendor Apache Foundation

Security Advisory

This security advisory describes one low risk vulnerability.

1) Man-in-the-middle attack

Severity: Low

CVSSv3: 4.9 [CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2018-8039

CWE-ID: CWE-300 - Channel Accessible by Non-Endpoint ('Man-in-the-Middle')

Exploit availability: No


The vulnerability allows a remote authenticated attacker to conduct man-in-the-middle attack on the target system.

The weakness exists due to improper verification of TLS hostnames when used with the '' implementation. A remote attacker can conduct a man-in-the-middle attack and bypass the hostname verification.


Update to version 3.1.16, 3.2.5.

Vulnerable software versions

Apache CXF: 3.1.0, 3.1.1, 3.1.2, 3.1.3, 3.1.4, 3.1.5, 3.1.6, 3.1.7, 3.1.8, 3.1.9, 3.1.10, 3.1.11, 3.1.12, 3.1.13, 3.1.14, 3.1.15, 3.2.0, 3.2.1, 3.2.2, 3.2.3, 3.2.4

CPE External links

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.