GSD-2019-9155

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
A cryptographic issue in OpenPGP.js <=4.2.0 allows an attacker who is able provide forged messages and gain feedback about whether decryption of these messages succeeded to conduct an invalid curve attack in order to gain the victim's ECDH private key.
Aliases
Aliases
CVE-2019-9155
To clipboard 

{
  "GSD": {
    "alias": "CVE-2019-9155",
    "description": "A cryptographic issue in OpenPGP.js \u003c=4.2.0 allows an attacker who is able provide forged messages and gain feedback about whether decryption of these messages succeeded to conduct an invalid curve attack in order to gain the victim\u0027s ECDH private key.",
    "id": "GSD-2019-9155"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-9155"
      ],
      "details": "A cryptographic issue in OpenPGP.js \u003c=4.2.0 allows an attacker who is able provide forged messages and gain feedback about whether decryption of these messages succeeded to conduct an invalid curve attack in order to gain the victim\u0027s ECDH private key.",
      "id": "GSD-2019-9155",
      "modified": "2023-12-13T01:23:47.205523Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2019-9155",
        "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"
            }
          ]
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      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
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            "lang": "eng",
            "value": "A cryptographic issue in OpenPGP.js \u003c=4.2.0 allows an attacker who is able provide forged messages and gain feedback about whether decryption of these messages succeeded to conduct an invalid curve attack in order to gain the victim\u0027s ECDH private key."
          }
        ]
      },
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      "references": {
        "reference_data": [
          {
            "name": "https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/",
            "refsource": "MISC",
            "url": "https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/"
          },
          {
            "name": "https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pdf.html#download=1",
            "refsource": "MISC",
            "url": "https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pdf.html#download=1"
          },
          {
            "name": "https://github.com/openpgpjs/openpgpjs/releases/tag/v4.3.0",
            "refsource": "CONFIRM",
            "url": "https://github.com/openpgpjs/openpgpjs/releases/tag/v4.3.0"
          },
          {
            "name": "https://github.com/openpgpjs/openpgpjs/pull/853",
            "refsource": "CONFIRM",
            "url": "https://github.com/openpgpjs/openpgpjs/pull/853"
          },
          {
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          },
          {
            "name": "http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html",
            "refsource": "MISC",
            "url": "http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003c=4.2.0",
          "affected_versions": "All versions up to 4.2.0",
          "cvss_v2": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "cvss_v3": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-310",
            "CWE-937"
          ],
          "date": "2019-08-30",
          "description": "A cryptographic issue in OpenPGP.js allows an attacker who is able provide forged messages and gain feedback about whether decryption of these messages succeeded to conduct an invalid curve attack in order to gain the victim\u0027s ECDH private key.",
          "fixed_versions": [
            "4.2.1"
          ],
          "identifier": "CVE-2019-9155",
          "identifiers": [
            "CVE-2019-9155"
          ],
          "not_impacted": "All versions after 4.2.0",
          "package_slug": "npm/openpgp",
          "pubdate": "2019-08-22",
          "solution": "Upgrade to version 4.2.1 or above.",
          "title": "Cryptographic Issues",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2019-9155",
            "http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html"
          ],
          "uuid": "53910a62-0baf-45c6-a85b-cd3930bde3f6"
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:openpgpjs:openpgpjs:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "4.2.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
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          "ID": "CVE-2019-9155"
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        "description": {
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              "value": "A cryptographic issue in OpenPGP.js \u003c=4.2.0 allows an attacker who is able provide forged messages and gain feedback about whether decryption of these messages succeeded to conduct an invalid curve attack in order to gain the victim\u0027s ECDH private key."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-327"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/openpgpjs/openpgpjs/pull/853",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
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              "url": "https://github.com/openpgpjs/openpgpjs/pull/853"
            },
            {
              "name": "https://github.com/openpgpjs/openpgpjs/releases/tag/v4.3.0",
              "refsource": "CONFIRM",
              "tags": [
                "Release Notes"
              ],
              "url": "https://github.com/openpgpjs/openpgpjs/releases/tag/v4.3.0"
            },
            {
              "name": "https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pdf.html#download=1",
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              "tags": [
                "Third Party Advisory"
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              "url": "https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pdf.html#download=1"
            },
            {
              "name": "https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Third Party Advisory"
              ],
              "url": "https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/"
            },
            {
              "name": "https://github.com/openpgpjs/openpgpjs/pull/853/commits/7ba4f8c655e7fd7706e8d7334e44b40fdf56c43e",
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              "tags": [
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              "name": "http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html",
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              "tags": [
                "Third Party Advisory",
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              "url": "http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.9,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.0"
          },
          "exploitabilityScore": 2.2,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-07-21T11:39Z",
      "publishedDate": "2019-08-22T16:15Z"
    }
  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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