Improper Authentication in HAProxy HAProxy



| Updated: 2024-04-24
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-2102
CWE-ID CWE-287
Exploitation vector Network
Public exploit N/A
Vulnerable software
 HAProxy
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor HAProxy

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper Authentication

EUVDB-ID: #VU88223

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2016-2102

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to HAProxy statistics in openstack-tripleo-image-elements are non-authenticated over the network. A remote attacker can bypass authentication process and gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

HAProxy: All versions

CPE2.3 External links

https://bugzilla.redhat.com/show_bug.cgi?id=1311145


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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