GSD-2019-20922

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
Handlebars before 4.4.5 allows Regular Expression Denial of Service (ReDoS) because of eager matching. The parser may be forced into an endless loop while processing crafted templates. This may allow attackers to exhaust system resources.
Aliases
Aliases
CVE-2019-20922
To clipboard 

{
  "GSD": {
    "alias": "CVE-2019-20922",
    "description": "Handlebars before 4.4.5 allows Regular Expression Denial of Service (ReDoS) because of eager matching. The parser may be forced into an endless loop while processing crafted templates. This may allow attackers to exhaust system resources.",
    "id": "GSD-2019-20922",
    "references": [
      "https://access.redhat.com/errata/RHSA-2021:3917",
      "https://access.redhat.com/errata/RHSA-2021:2500",
      "https://access.redhat.com/errata/RHSA-2020:5179"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-20922"
      ],
      "details": "Handlebars before 4.4.5 allows Regular Expression Denial of Service (ReDoS) because of eager matching. The parser may be forced into an endless loop while processing crafted templates. This may allow attackers to exhaust system resources.",
      "id": "GSD-2019-20922",
      "modified": "2023-12-13T01:23:43.146351Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2019-20922",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
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              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "Handlebars before 4.4.5 allows Regular Expression Denial of Service (ReDoS) because of eager matching. The parser may be forced into an endless loop while processing crafted templates. This may allow attackers to exhaust system resources."
          }
        ]
      },
      "problemtype": {
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              {
                "lang": "eng",
                "value": "n/a"
              }
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      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.npmjs.com/advisories/1300",
            "refsource": "MISC",
            "url": "https://www.npmjs.com/advisories/1300"
          },
          {
            "name": "https://snyk.io/vuln/SNYK-JS-HANDLEBARS-480388",
            "refsource": "MISC",
            "url": "https://snyk.io/vuln/SNYK-JS-HANDLEBARS-480388"
          },
          {
            "name": "https://github.com/handlebars-lang/handlebars.js/commit/8d5530ee2c3ea9f0aee3fde310b9f36887d00b8b",
            "refsource": "MISC",
            "url": "https://github.com/handlebars-lang/handlebars.js/commit/8d5530ee2c3ea9f0aee3fde310b9f36887d00b8b"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003e=4.0.0 \u003c4.4.5",
          "affected_versions": "All versions starting from 4.0.0 before 4.4.5",
          "cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-400",
            "CWE-937"
          ],
          "date": "2022-02-10",
          "description": "Handlebars before 4.4.5 allows Regular Expression Denial of Service (ReDoS) because of eager matching. The parser may be forced into an endless loop while processing crafted templates. This may allow attackers to exhaust system resources.",
          "fixed_versions": [
            "4.4.5"
          ],
          "identifier": "CVE-2019-20922",
          "identifiers": [
            "GHSA-62gr-4qp9-h98f",
            "CVE-2019-20922"
          ],
          "not_impacted": "All versions before 4.0.0, all versions starting from 4.4.5",
          "package_slug": "npm/handlebars",
          "pubdate": "2022-02-10",
          "solution": "Upgrade to version 4.4.5 or above.",
          "title": "Uncontrolled Resource Consumption",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2019-20922",
            "https://github.com/handlebars-lang/handlebars.js/commit/8d5530ee2c3ea9f0aee3fde310b9f36887d00b8b",
            "https://snyk.io/vuln/SNYK-JS-HANDLEBARS-480388",
            "https://www.npmjs.com/advisories/1300",
            "https://www.npmjs.com/package/handlebars",
            "https://github.com/advisories/GHSA-62gr-4qp9-h98f"
          ],
          "uuid": "0df68a45-e826-4251-9887-8e0d20fb7a7f"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:handlebarsjs:handlebars:*:*:*:*:*:node.js:*:*",
                "cpe_name": [],
                "versionEndExcluding": "4.4.5",
                "versionStartIncluding": "4.0.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2019-20922"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "Handlebars before 4.4.5 allows Regular Expression Denial of Service (ReDoS) because of eager matching. The parser may be forced into an endless loop while processing crafted templates. This may allow attackers to exhaust system resources."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-400"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/handlebars-lang/handlebars.js/commit/8d5530ee2c3ea9f0aee3fde310b9f36887d00b8b",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/handlebars-lang/handlebars.js/commit/8d5530ee2c3ea9f0aee3fde310b9f36887d00b8b"
            },
            {
              "name": "https://snyk.io/vuln/SNYK-JS-HANDLEBARS-480388",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://snyk.io/vuln/SNYK-JS-HANDLEBARS-480388"
            },
            {
              "name": "https://www.npmjs.com/advisories/1300",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.npmjs.com/advisories/1300"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 7.8,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 6.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "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"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-07-21T11:39Z",
      "publishedDate": "2020-09-30T18:15Z"
    }
  }
}


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