GSD-2023-0836

Vulnerability from gsd - Updated: 2023-12-13 01:20
Details
An information leak vulnerability was discovered in HAProxy 2.1, 2.2 before 2.2.27, 2.3, 2.4 before 2.4.21, 2.5 before 2.5.11, 2.6 before 2.6.8, 2.7 before 2.7.1. There are 5 bytes left uninitialized in the connection buffer when encoding the FCGI_BEGIN_REQUEST record. Sensitive data may be disclosed to configured FastCGI backends in an unexpected way.
Aliases
Aliases
CVE-2023-0836
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{
  "GSD": {
    "alias": "CVE-2023-0836",
    "id": "GSD-2023-0836"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-0836"
      ],
      "details": "An information leak vulnerability was discovered in HAProxy 2.1, 2.2 before 2.2.27, 2.3, 2.4 before 2.4.21, 2.5 before 2.5.11, 2.6 before 2.6.8, 2.7 before 2.7.1. There are 5 bytes left uninitialized in the connection buffer when encoding the FCGI_BEGIN_REQUEST record. Sensitive data may be disclosed to configured FastCGI backends in an unexpected way.",
      "id": "GSD-2023-0836",
      "modified": "2023-12-13T01:20:22.762862Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2023-0836",
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      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "HAProxy",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "HAProxy 2.8, HAProxy 2.7.1, HAProxy 2.6.8, HAProxy 2.5.11, HAProxy 2.4.21, HAProxy 2.2.27"
                        }
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                    }
                  }
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          }
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            "name": "https://git.haproxy.org/?p=haproxy.git;a=commitdiff;h=2e6bf0a",
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            "url": "https://www.debian.org/security/2023/dsa-5388"
          }
        ]
      }
    },
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        "nodes": [
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                "cpe23Uri": "cpe:2.3:a:haproxy:haproxy:2.7.0:*:*:*:*:*:*:*",
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          "ID": "CVE-2023-0836"
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        "description": {
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            }
          ]
        },
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        "references": {
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            {
              "name": "https://git.haproxy.org/?p=haproxy.git;a=commitdiff;h=2e6bf0a",
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              "tags": [
                "Mailing List",
                "Patch"
              ],
              "url": "https://git.haproxy.org/?p=haproxy.git;a=commitdiff;h=2e6bf0a"
            },
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              "tags": [],
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        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2023-04-14T04:15Z",
      "publishedDate": "2023-03-29T21:15Z"
    }
  }
}


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  • 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.
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  • 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.



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