gsd-2023-26433
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
When adding an external mail account, processing of IMAP "capabilities" responses are not limited to plausible sizes. Attacker with access to a rogue IMAP service could trigger requests that lead to excessive resource usage and eventually service unavailability. We now limit accepted IMAP server response to reasonable length/size. No publicly available exploits are known.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2023-26433",
    "id": "GSD-2023-26433"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-26433"
      ],
      "details": "When adding an external mail account, processing of IMAP \"capabilities\" responses are not limited to plausible sizes. Attacker with access to a rogue IMAP service could trigger requests that lead to excessive resource usage and eventually service unavailability. We now limit accepted IMAP server response to reasonable length/size. No publicly available exploits are known.\n\n",
      "id": "GSD-2023-26433",
      "modified": "2023-12-13T01:20:53.906866Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "security@open-xchange.com",
        "ID": "CVE-2023-26433",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "OX App Suite",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c=",
                          "version_name": "0",
                          "version_value": "7.10.6-rev39"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "OX Software GmbH"
            }
          ]
        }
      },
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          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.1.0-dev"
      },
      "impact": {
        "cvss": [
          {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          }
        ]
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      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "cweId": "CWE-400",
                "lang": "eng",
                "value": "CWE-400 Uncontrolled Resource Consumption"
              }
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          }
        ]
      },
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            "url": "https://documentation.open-xchange.com/appsuite/security/advisories/csaf/2023/oxas-adv-2023-0002.json"
          },
          {
            "name": "http://seclists.org/fulldisclosure/2023/Jun/8",
            "refsource": "MISC",
            "url": "http://seclists.org/fulldisclosure/2023/Jun/8"
          },
          {
            "name": "http://packetstormsecurity.com/files/173083/OX-App-Suite-SSRF-Resource-Consumption-Command-Injection.html",
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            "url": "http://packetstormsecurity.com/files/173083/OX-App-Suite-SSRF-Resource-Consumption-Command-Injection.html"
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        ]
      },
      "source": {
        "defect": [
          "MWB-2047"
        ],
        "discovery": "INTERNAL"
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
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                    "criteria": "cpe:2.3:a:open-xchange:open-xchange_appsuite_backend:*:*:*:*:*:*:*:*",
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                    "versionEndExcluding": "7.10.6",
                    "vulnerable": true
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                    "matchCriteriaId": "73183E5C-54B0-4426-BD3B-34C19BBDECEE",
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                "negate": false,
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        ],
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            "lang": "en",
            "value": "When adding an external mail account, processing of IMAP \"capabilities\" responses are not limited to plausible sizes. Attacker with access to a rogue IMAP service could trigger requests that lead to excessive resource usage and eventually service unavailability. We now limit accepted IMAP server response to reasonable length/size. No publicly available exploits are known.\n\n"
          }
        ],
        "id": "CVE-2023-26433",
        "lastModified": "2024-01-12T08:15:40.610",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
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                "userInteraction": "NONE",
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              "source": "security@open-xchange.com",
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        "published": "2023-06-20T08:15:09.427",
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          }
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        "sourceIdentifier": "security@open-xchange.com",
        "vulnStatus": "Modified",
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            "source": "security@open-xchange.com",
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          }
        ]
      }
    }
  }
}


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