haproxy prior 2.2.27/2.6.8 denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in haproxy. Affected by this issue is some unknown functionality. Performing a manipulation results in denial of service. This vulnerability was named CVE-2023-0056. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in haproxy (Firewall Software). It has been classified as problematic. This affects some unknown processing. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.

The weakness was presented 03/05/2023. The advisory is shared at access.redhat.com. This vulnerability is uniquely identified as CVE-2023-0056 since 01/04/2023. Neither technical details nor an exploit are publicly available.

Upgrading to version 2.2.27 or 2.6.8 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.haproxy.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-12158). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: haproxy 2.2.27/2.6.8
Patch: git.haproxy.org

Timelineinfo

01/04/2023 🔍
03/05/2023 +60 days 🔍
03/05/2023 +0 days 🔍
07/06/2025 +854 days 🔍

Sourcesinfo

Advisory: access.redhat.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2023-0056 (🔍)
GCVE (CVE): GCVE-0-2023-0056
GCVE (VulDB): GCVE-100-222333
EUVD: 🔍

Entryinfo

Created: 03/05/2023 10:59
Updated: 07/06/2025 22:43
Changes: 03/05/2023 10:59 (39), 03/31/2023 14:14 (1), 02/25/2025 22:17 (26), 07/06/2025 22:43 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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