gsd-2018-1000076
Vulnerability from gsd
Modified
2022-05-14 00:00
Details
RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, and Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contain an Improper Verification of Cryptographic Signature vulnerability in package.rb. This can result in a mis-signed gem being installed, as the tarball would contain multiple gem signatures. This vulnerability has been fixed in 2.7.6.
Aliases
Aliases
CVE-2018-1000076


To clipboard 

{
  "GSD": {
    "alias": "CVE-2018-1000076",
    "description": "RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Improper Verification of Cryptographic Signature vulnerability in package.rb that can result in a mis-signed gem could be installed, as the tarball would contain multiple gem signatures.. This vulnerability appears to have been fixed in 2.7.6.",
    "id": "GSD-2018-1000076",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-1000076.html",
      "https://www.debian.org/security/2018/dsa-4259",
      "https://www.debian.org/security/2018/dsa-4219",
      "https://access.redhat.com/errata/RHSA-2020:0663",
      "https://access.redhat.com/errata/RHSA-2020:0591",
      "https://access.redhat.com/errata/RHSA-2020:0542",
      "https://access.redhat.com/errata/RHSA-2019:2028",
      "https://access.redhat.com/errata/RHSA-2018:3731",
      "https://access.redhat.com/errata/RHSA-2018:3730",
      "https://access.redhat.com/errata/RHSA-2018:3729",
      "https://ubuntu.com/security/CVE-2018-1000076",
      "https://advisories.mageia.org/CVE-2018-1000076.html",
      "https://alas.aws.amazon.com/cve/html/CVE-2018-1000076.html",
      "https://linux.oracle.com/cve/CVE-2018-1000076.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "affected": [
        {
          "package": {
            "ecosystem": "RubyGems",
            "name": "rubygems-update",
            "purl": "pkg:gem/rubygems-update"
          }
        }
      ],
      "aliases": [
        "CVE-2018-1000076",
        "GHSA-mc6j-h948-v2p6"
      ],
      "details": "RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series:\n2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, and Ruby 2.5 series: 2.5.0\nand earlier, prior to trunk revision 62422 contain an Improper Verification of Cryptographic\nSignature vulnerability in package.rb. This can result in a mis-signed gem being\ninstalled, as the tarball would contain multiple gem signatures. This vulnerability\nhas been fixed in 2.7.6.\n",
      "id": "GSD-2018-1000076",
      "modified": "2022-05-14T00:00:00.000Z",
      "published": "2022-05-14T00:00:00.000Z",
      "references": [
        {
          "type": "WEB",
          "url": "https://github.com/rubygems/rubygems/commit/f5042b879259b1f1ce95a0c5082622c646376693"
        },
        {
          "type": "WEB",
          "url": "https://access.redhat.com/errata/RHSA-2018:3729"
        },
        {
          "type": "WEB",
          "url": "https://access.redhat.com/errata/RHSA-2018:3730"
        },
        {
          "type": "WEB",
          "url": "https://access.redhat.com/errata/RHSA-2018:3731"
        },
        {
          "type": "WEB",
          "url": "https://access.redhat.com/errata/RHSA-2019:2028"
        },
        {
          "type": "WEB",
          "url": "https://access.redhat.com/errata/RHSA-2020:0542"
        },
        {
          "type": "WEB",
          "url": "https://access.redhat.com/errata/RHSA-2020:0591"
        },
        {
          "type": "WEB",
          "url": "https://access.redhat.com/errata/RHSA-2020:0663"
        },
        {
          "type": "WEB",
          "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00000.html"
        },
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          "type": "WEB",
          "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00001.html"
        },
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        },
        {
          "type": "WEB",
          "url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00028.html"
        },
        {
          "type": "WEB",
          "url": "https://usn.ubuntu.com/3621-1/"
        },
        {
          "type": "WEB",
          "url": "https://www.debian.org/security/2018/dsa-4219"
        },
        {
          "type": "WEB",
          "url": "https://www.debian.org/security/2018/dsa-4259"
        },
        {
          "type": "WEB",
          "url": "http://blog.rubygems.org/2018/02/15/2.7.6-released.html"
        },
        {
          "type": "WEB",
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html"
        },
        {
          "type": "WEB",
          "url": "https://github.com/jruby/jruby/commit/0b06b48ab4432237ce5fc1bef47f2c6bcf7843f7"
        }
      ],
      "schema_version": "1.4.0",
      "severity": [
        {
          "score": 9.8,
          "type": "CVSS_V3"
        }
      ],
      "summary": "RubyGems Improper Verification of Cryptographic Signature vulnerability"
    }
  },
  "namespaces": {
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        "DATE_ASSIGNED": "2/18/2018 8:04:21",
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        "REQUESTER": "craig.ingram@salesforce.com",
        "STATE": "PUBLIC"
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          }
        ]
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      "references": {
        "reference_data": [
          {
            "name": "DSA-4219",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2018/dsa-4219"
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            "name": "USN-3621-1",
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            "url": "https://usn.ubuntu.com/3621-1/"
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            "name": "RHSA-2018:3729",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2018:3729"
          },
          {
            "name": "RHSA-2018:3730",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2018:3730"
          },
          {
            "name": "[debian-lts-announce] 20180423 [SECURITY] [DLA 1358-1] ruby1.9.1 security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html"
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            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2018:3731"
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          {
            "name": "[debian-lts-announce] 20180402 [SECURITY] [DLA 1337-1] jruby security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00001.html"
          },
          {
            "name": "[debian-lts-announce] 20180714 [SECURITY] [DLA 1421-1] ruby2.1 security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"
          },
          {
            "name": "DSA-4259",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2018/dsa-4259"
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          {
            "name": "http://blog.rubygems.org/2018/02/15/2.7.6-released.html",
            "refsource": "MISC",
            "url": "http://blog.rubygems.org/2018/02/15/2.7.6-released.html"
          },
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            "name": "https://github.com/rubygems/rubygems/commit/f5042b879259b1f1ce95a0c5082622c646376693",
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            "url": "https://github.com/rubygems/rubygems/commit/f5042b879259b1f1ce95a0c5082622c646376693"
          },
          {
            "name": "[debian-lts-announce] 20180401 [SECURITY] [DLA 1336-1] rubygems security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2018/04/msg00000.html"
          },
          {
            "name": "[debian-lts-announce] 20190520 [SECURITY] [DLA 1796-1] jruby security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00028.html"
          },
          {
            "name": "openSUSE-SU-2019:1771",
            "refsource": "SUSE",
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            "url": "https://access.redhat.com/errata/RHSA-2020:0591"
          },
          {
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            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2020:0663"
          }
        ]
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    },
    "github.com/rubysec/ruby-advisory-db": {
      "cve": "2018-1000076",
      "cvss_v3": 9.8,
      "date": "2022-05-14",
      "description": "RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series:\n2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, and Ruby 2.5 series: 2.5.0\nand earlier, prior to trunk revision 62422 contain an Improper Verification of Cryptographic\nSignature vulnerability in package.rb. This can result in a mis-signed gem being\ninstalled, as the tarball would contain multiple gem signatures. This vulnerability\nhas been fixed in 2.7.6.\n",
      "gem": "rubygems-update",
      "ghsa": "mc6j-h948-v2p6",
      "patched_versions": [
        "\u003e= 2.7.6"
      ],
      "related": {
        "url": [
          "https://access.redhat.com/errata/RHSA-2018:3729",
          "https://access.redhat.com/errata/RHSA-2018:3730",
          "https://access.redhat.com/errata/RHSA-2018:3731",
          "https://access.redhat.com/errata/RHSA-2019:2028",
          "https://access.redhat.com/errata/RHSA-2020:0542",
          "https://access.redhat.com/errata/RHSA-2020:0591",
          "https://access.redhat.com/errata/RHSA-2020:0663",
          "https://lists.debian.org/debian-lts-announce/2018/04/msg00000.html",
          "https://lists.debian.org/debian-lts-announce/2018/04/msg00001.html",
          "https://lists.debian.org/debian-lts-announce/2018/04/msg00023.html",
          "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html",
          "https://lists.debian.org/debian-lts-announce/2019/05/msg00028.html",
          "https://usn.ubuntu.com/3621-1/",
          "https://www.debian.org/security/2018/dsa-4219",
          "https://www.debian.org/security/2018/dsa-4259",
          "http://blog.rubygems.org/2018/02/15/2.7.6-released.html",
          "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html",
          "https://github.com/jruby/jruby/commit/0b06b48ab4432237ce5fc1bef47f2c6bcf7843f7"
        ]
      },
      "title": "RubyGems Improper Verification of Cryptographic Signature vulnerability",
      "unaffected_versions": [
        "\u003c 2.2.0"
      ],
      "url": "https://github.com/rubygems/rubygems/commit/f5042b879259b1f1ce95a0c5082622c646376693"
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003e2.2.9 \u003c=2.5.0",
          "affected_versions": "All versions after 2.2.9 up to 2.5.0",
          "cvss_v2": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-347",
            "CWE-937"
          ],
          "date": "2019-05-20",
          "description": "RubyGems contains an Improper Verification of Cryptographic Signature vulnerability in `package.rb` that can result in a mis-signed gem being installed, as the tarball would contain multiple gem signatures.",
          "fixed_versions": [
            "2.5.1"
          ],
          "identifier": "CVE-2018-1000076",
          "identifiers": [
            "CVE-2018-1000076"
          ],
          "not_impacted": "All versions up to 2.2.9, all versions after 2.5.0",
          "package_slug": "gem/rubygems-update",
          "pubdate": "2018-03-13",
          "solution": "Upgrade to version 2.5.1 or above.",
          "title": "Improper Verification of Cryptographic Signature",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2018-1000076",
            "http://blog.rubygems.org/2018/02/15/2.7.6-released.html"
          ],
          "uuid": "fd378413-adc7-4cc4-9513-0cdcaaba03ac"
        },
        {
          "affected_range": "(,9.1.16.0)",
          "affected_versions": "All versions before 9.1.16.0",
          "cvss_v2": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-347",
            "CWE-937"
          ],
          "date": "2023-03-08",
          "description": "RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Improper Verification of Cryptographic Signature vulnerability in package.rb that can result in a mis-signed gem could be installed, as the tarball would contain multiple gem signatures.. This vulnerability appears to have been fixed in 2.7.6.",
          "fixed_versions": [
            "9.1.16.0"
          ],
          "identifier": "CVE-2018-1000076",
          "identifiers": [
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          "not_impacted": "All versions starting from 9.1.16.0",
          "package_slug": "maven/org.jruby/jruby-stdlib",
          "pubdate": "2022-05-14",
          "solution": "Upgrade to version 9.1.16.0 or above.",
          "title": "Improper Verification of Cryptographic Signature",
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            "https://github.com/rubygems/rubygems/commit/f5042b879259b1f1ce95a0c5082622c646376693",
            "https://access.redhat.com/errata/RHSA-2018:3729",
            "https://access.redhat.com/errata/RHSA-2018:3730",
            "https://access.redhat.com/errata/RHSA-2018:3731",
            "https://access.redhat.com/errata/RHSA-2019:2028",
            "https://access.redhat.com/errata/RHSA-2020:0542",
            "https://access.redhat.com/errata/RHSA-2020:0591",
            "https://access.redhat.com/errata/RHSA-2020:0663",
            "https://lists.debian.org/debian-lts-announce/2018/04/msg00000.html",
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            "https://lists.debian.org/debian-lts-announce/2019/05/msg00028.html",
            "https://usn.ubuntu.com/3621-1/",
            "https://www.debian.org/security/2018/dsa-4219",
            "https://www.debian.org/security/2018/dsa-4259",
            "http://blog.rubygems.org/2018/02/15/2.7.6-released.html",
            "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html",
            "https://github.com/jruby/jruby/commit/0b06b48ab4432237ce5fc1bef47f2c6bcf7843f7",
            "https://github.com/advisories/GHSA-mc6j-h948-v2p6"
          ],
          "uuid": "e87f12b9-832d-40e5-95ce-5c693efe03d7"
        }
      ]
    },
    "nvd.nist.gov": {
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              "value": "RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Improper Verification of Cryptographic Signature vulnerability in package.rb that can result in a mis-signed gem could be installed, as the tarball would contain multiple gem signatures.. This vulnerability appears to have been fixed in 2.7.6."
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            },
            {
              "name": "[debian-lts-announce] 20180714 [SECURITY] [DLA 1421-1] ruby2.1 security update",
              "refsource": "MLIST",
              "tags": [],
              "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"
            },
            {
              "name": "DSA-4259",
              "refsource": "DEBIAN",
              "tags": [],
              "url": "https://www.debian.org/security/2018/dsa-4259"
            },
            {
              "name": "RHSA-2018:3731",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2018:3731"
            },
            {
              "name": "RHSA-2018:3730",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2018:3730"
            },
            {
              "name": "RHSA-2018:3729",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2018:3729"
            },
            {
              "name": "[debian-lts-announce] 20190520 [SECURITY] [DLA 1796-1] jruby security update",
              "refsource": "MLIST",
              "tags": [],
              "url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00028.html"
            },
            {
              "name": "openSUSE-SU-2019:1771",
              "refsource": "SUSE",
              "tags": [],
              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html"
            },
            {
              "name": "RHSA-2019:2028",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2019:2028"
            },
            {
              "name": "RHSA-2020:0542",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2020:0542"
            },
            {
              "name": "RHSA-2020:0591",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2020:0591"
            },
            {
              "name": "RHSA-2020:0663",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2020:0663"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2019-05-20T13:29Z",
      "publishedDate": "2018-03-13T15:29Z"
    }
  }
}


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