GSD-2021-26090

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may allow an unauthenticated remote attacker to exhaust available memory via specifically crafted login requests.
Aliases
Aliases
CVE-2021-26090
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{
  "GSD": {
    "alias": "CVE-2021-26090",
    "description": "A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may allow an unauthenticated remote attacker to exhaust available memory via specifically crafted login requests.",
    "id": "GSD-2021-26090"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-26090"
      ],
      "details": "A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may allow an unauthenticated remote attacker to exhaust available memory via specifically crafted login requests.",
      "id": "GSD-2021-26090",
      "modified": "2023-12-13T01:23:33.416124Z",
      "schema_version": "1.4.0"
    }
  },
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        "ASSIGNER": "psirt@fortinet.com",
        "ID": "CVE-2021-26090",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Fortinet FortiMail",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6"
                        }
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          }
        ]
      },
      "impact": {
        "cvss": {
          "attackComplexity": "Low",
          "attackVector": "Network",
          "availabilityImpact": "Low",
          "baseScore": 5.3,
          "baseSeverity": "Medium",
          "confidentialityImpact": "None",
          "integrityImpact": "None",
          "privilegesRequired": "None",
          "scope": "Unchanged",
          "userInteraction": "None",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
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                "value": "Denial of service"
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      },
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        "reference_data": [
          {
            "name": "https://fortiguard.com/advisory/FG-IR-21-042",
            "refsource": "CONFIRM",
            "url": "https://fortiguard.com/advisory/FG-IR-21-042"
          }
        ]
      }
    },
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        "nodes": [
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                "cpe23Uri": "cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "6.2.6",
                "versionStartIncluding": "6.2.0",
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                "cpe_name": [],
                "versionEndExcluding": "6.4.5",
                "versionStartIncluding": "6.4.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
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          "ID": "CVE-2021-26090"
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        "description": {
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            }
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        "problemtype": {
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              "tags": [
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      },
      "impact": {
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          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
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          "impactScore": 2.9,
          "obtainAllPrivilege": false,
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            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
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            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-07-13T19:26Z",
      "publishedDate": "2021-07-12T13:15Z"
    }
  }
}


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  • 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.
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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.



Detection rules are retrieved from Rulezet.