Red Hat update for qpid-proton

1) Improper Certificate Validation

EUVDB-ID: #VU21142

Risk: Low

CVSSv4.0: 0.6 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-0223

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform man-in-the-middle attack.

The vulnerability exists due to Apache Qpid Proton (C library and its language bindings) allows anonymous TLS connections to with the peer, even when configured to verify the peer certificate. A remote attacker with ability to intercept and decrypt TLS traffic and perform MitM attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Satellite: 6.3

CPE2.3

• cpe:2.3:a:red_hat:red_hat_satellite:6.3:*:*:*:*:*:*:*

External links

https://access.redhat.com/errata/RHSA-2019:2779

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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