CVE-2020-11655 (GCVE-0-2020-11655)

Vulnerability from cvelistv5 – Published: 2020-04-09 02:49 – Updated: 2026-10-14 09:00
VLAI
Summary
SQLite through 3.31.1 allows attackers to cause a denial of service (segmentation fault) via a malformed window-function query because the AggInfo object's initialization is mishandled.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • n/a
Assigner
mitre CNA under the mitre root
CNA scorecard E 28/100 over 2350 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP Affected: V3.1.0 , < V3.1.5 (custom)
guessed Create a notification for this product.
Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP Affected: V3.1.0 , < V3.1.5 (custom)
guessed Create a notification for this product.
Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP Affected: V3.1.0 , < V3.1.5 (custom)
guessed Create a notification for this product.
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              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
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                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 5.0,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
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                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "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"
              },
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              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2020-04-09T03:15:11.363",
        "references": [
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            "tags": [
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            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf"
          },
          {
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            "tags": [
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          },
          {
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          },
          {
            "source": "cve@mitre.org",
            "tags": [
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            ],
            "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-20:22.sqlite.asc"
          },
          {
            "source": "cve@mitre.org",
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            "url": "https://security.gentoo.org/glsa/202007-26"
          },
          {
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            "url": "https://security.netapp.com/advisory/ntap-20200416-0001/"
          },
          {
            "source": "cve@mitre.org",
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              "Third Party Advisory"
            ],
            "url": "https://usn.ubuntu.com/4394-1/"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.oracle.com/security-alerts/cpuApr2021.html"
          },
          {
            "source": "cve@mitre.org",
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          },
          {
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          },
          {
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          },
          {
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          },
          {
            "source": "cve@mitre.org",
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          },
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            ],
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          },
          {
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            "tags": [
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          },
          {
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            "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00006.html"
          },
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          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
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          },
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          },
          {
            "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
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          },
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          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-665"
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    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-10-14T12:43:41+00:00",
      "cve": "CVE-2020-11655",
      "id": "CVE-2020-11655",
      "initial_release_date": "2020-04-03T00:00:00+00:00",
      "product_status:fixed": "78",
      "product_status:known_not_affected": "32",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "sqlite: malformed window-function query leads to DoS",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-11655.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-09-02T02:31:36Z",
      "cve": "CVE-2020-11655",
      "id": "CVE-2020-11655",
      "initial_release_date": "2023-02-15T03:59:45Z",
      "product_status:known_not_affected": "458",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2020-11655",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2020-11655.json",
      "version": "17"
    }
  }
}



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