CVE-2023-0056 | BDVDB-2026-197946 Detail

haproxy

Description#

An uncontrolled resource consumption vulnerability was discovered in HAProxy which could crash the service. This issue could allow an authenticated remote attacker to run a specially crafted malicious server in an OpenShift cluster. The biggest impact is to availability.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.

Weaknesses#

CWE-400 Uncontrolled Resource Consumption

References#

https://access.redhat.com/security/cve/CVE-2023-0056

Exploit#

No public exploit known

History#

Version 12023-03-23Record published in the CVE List.
Version 22025-02-25Most recent update recorded in the CVE List.

Published

Published: 2023-03-23
Last modified: 2025-02-25

Vendor information

Vendor: Not stated
Product: haproxy

Score

6.5 Medium

EPSS

1.8%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 79.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Denial of Service

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

No version data in the source record.

Scoring System

CVSS v4.0

Not available

CVSS v3.1

6.5 Medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).