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CVE-2023-0056 (GCVE-0-2023-0056)

Vulnerability from cvelistv5 – Published: 2023-03-23 00:00 – Updated: 2025-02-25 19:35
VLAI
Summary
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.
Severity
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-02-25 19:35 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
n/a haproxy Affected: unknown
Show details on NVD website
To clipboard 

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      "current_release_date": "2025-11-21T13:49:35+00:00",
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      "id": "CVE-2023-0056",
      "initial_release_date": "2023-01-01T00:00:00+00:00",
      "product_status:fixed": "94",
      "product_status:known_affected": "7",
      "product_status:known_not_affected": "2059",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "haproxy: segfault DoS",
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      "current_release_date": "2025-07-18T23:44:07Z",
      "cve": "CVE-2023-0056",
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      "product_status:recommended": "11",
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  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.