- Vulnerability/
- USN-6530-1
USN-6530-1: HAProxy vulnerability
First published: Tue Dec 05 2023(Updated: )
It was discovered that HAProxy incorrectly handled URI components containing the hash character (#). A remote attacker could possibly use this issue to obtain sensitive information, or to bypass certain path_end rules.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/haproxy | <2.6.9-1ubuntu1.2 | 2.6.9-1ubuntu1.2 |
| Ubuntu Ubuntu | =23.04 | |
| All of | ||
| ubuntu/haproxy | <2.4.22-0ubuntu0.22.04.3 | 2.4.22-0ubuntu0.22.04.3 |
| Ubuntu Ubuntu | =22.04 | |
| All of | ||
| ubuntu/haproxy | <2.0.31-0ubuntu0.3 | 2.0.31-0ubuntu0.3 |
| Ubuntu Ubuntu | =20.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2023-45539
- https://ubuntu.com/security/notices/USN-6530-2
- https://launchpad.net/ubuntu/+source/haproxy/2.6.9-1ubuntu1.2
- https://launchpad.net/ubuntu/+source/haproxy/2.4.22-0ubuntu0.22.04.3
- https://launchpad.net/ubuntu/+source/haproxy/2.0.31-0ubuntu0.3
- https://ubuntu.com/security/notices/USN-6530-1 (Advisory)
Frequently Asked Questions
What is the vulnerability ID for the HAProxy vulnerability?
The vulnerability ID for the HAProxy vulnerability is USN-6530-1.
What is the impact of the HAProxy vulnerability?
The HAProxy vulnerability can allow a remote attacker to obtain sensitive information or bypass certain rules.
Which versions of HAProxy are affected by the vulnerability?
The versions of HAProxy affected by the vulnerability are 2.6.9-1ubuntu1.2, 2.4.22-0ubuntu0.22.04.3, and 2.0.31-0ubuntu0.3.
What is the recommended remedy for the HAProxy vulnerability?
The recommended remedy for the HAProxy vulnerability is to update to version 2.6.9-1ubuntu1.2 (for Ubuntu 23.04), version 2.4.22-0ubuntu0.22.04.3 (for Ubuntu 22.04), or version 2.0.31-0ubuntu0.3 (for Ubuntu 20.04).
Where can I find more information about the HAProxy vulnerability?
More information about the HAProxy vulnerability can be found at the following references: [CVE-2023-45539](https://ubuntu.com/security/CVE-2023-45539), [Ubuntu Security Notice](https://launchpad.net/ubuntu/+source/haproxy/2.6.9-1ubuntu1.2), [Ubuntu Launchpad](https://launchpad.net/ubuntu/+source/haproxy/2.4.22-0ubuntu0.22.04.3).
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