gsd-2020-7595
Vulnerability from gsd
Modified
2020-02-12 00:00
Details
Nokogiri has backported the patch for CVE-2020-7595 into its vendored version of libxml2, and released this as v1.10.8 CVE-2020-7595 has not yet been addressed in an upstream libxml2 release, and so Nokogiri versions <= v1.10.7 are vulnerable.
Aliases
Aliases
CVE-2020-7595


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-7595",
    "description": "xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation.",
    "id": "GSD-2020-7595",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-7595.html",
      "https://access.redhat.com/errata/RHSA-2020:4479",
      "https://access.redhat.com/errata/RHSA-2020:3996",
      "https://access.redhat.com/errata/RHSA-2020:2646",
      "https://access.redhat.com/errata/RHSA-2020:2644",
      "https://ubuntu.com/security/CVE-2020-7595",
      "https://advisories.mageia.org/CVE-2020-7595.html",
      "https://security.archlinux.org/CVE-2020-7595",
      "https://alas.aws.amazon.com/cve/html/CVE-2020-7595.html",
      "https://linux.oracle.com/cve/CVE-2020-7595.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "affected": [
        {
          "package": {
            "ecosystem": "RubyGems",
            "name": "nokogiri",
            "purl": "pkg:gem/nokogiri"
          }
        }
      ],
      "aliases": [
        "CVE-2020-7595",
        "GHSA-7553-jr98-vx47"
      ],
      "details": "\nNokogiri has backported the patch for CVE-2020-7595 into its vendored version\nof libxml2, and released this as v1.10.8\n\nCVE-2020-7595 has not yet been addressed in an upstream libxml2 release, and\nso Nokogiri versions \u003c= v1.10.7 are vulnerable.",
      "id": "GSD-2020-7595",
      "modified": "2020-02-12T00:00:00.000Z",
      "published": "2020-02-12T00:00:00.000Z",
      "references": [
        {
          "type": "WEB",
          "url": "https://github.com/sparklemotion/nokogiri/issues/1992"
        }
      ],
      "schema_version": "1.4.0",
      "severity": [
        {
          "score": 5.0,
          "type": "CVSS_V2"
        },
        {
          "score": 7.5,
          "type": "CVSS_V3"
        }
      ],
      "summary": "libxml2 2.9.10 has an infinite loop in a certain end-of-file situation"
    }
  },
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      "gem": "nokogiri",
      "ghsa": "7553-jr98-vx47",
      "patched_versions": [
        "\u003e= 1.10.8"
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      "title": "libxml2 2.9.10 has an infinite loop in a certain end-of-file situation",
      "url": "https://github.com/sparklemotion/nokogiri/issues/1992"
    },
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          "affected_range": "=2.9.10",
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          "cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "cwe_ids": [
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            "CWE-835",
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          "description": "`xmlStringLenDecodeEntities` in `parser.c` in libxml2 has an infinite loop in a certain end-of-file situation.",
          "fixed_versions": [
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          ],
          "identifier": "CVE-2020-7595",
          "identifiers": [
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          "not_impacted": "All versions before 2.9.10, all versions after 2.9.10",
          "package_slug": "conan/libxml2",
          "pubdate": "2020-01-21",
          "solution": "Upgrade to version 2.9.12 or above.",
          "title": "Loop with Unreachable Exit Condition (Infinite Loop)",
          "urls": [
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          "description": "`xmlStringLenDecodeEntities` in `parser.c` in libxml2 has an infinite loop in a certain end-of-file situation.",
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          "solution": "Upgrade to version 1.10.8 or above.",
          "title": "Loop with Unreachable Exit Condition (Infinite Loop)",
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          "not_impacted": "",
          "package_slug": "nuget/libxml2",
          "pubdate": "2020-01-21",
          "solution": "Unfortunately, there is no solution available yet.",
          "title": "Loop with Unreachable Exit Condition (\u0027Infinite Loop\u0027)",
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            "https://gitlab.gnome.org/GNOME/libxml2/commit/0e1a49c89076",
            "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/545SPOI3ZPPNPX4TFRIVE4JVRTJRKULL/",
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      "cve": {
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          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2020-7595"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "xmlStringLenDecodeEntities in parser.c in libxml2 2.9.10 has an infinite loop in a certain end-of-file situation."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
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                  "value": "CWE-835"
                }
              ]
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              "url": "https://gitlab.gnome.org/GNOME/libxml2/commit/0e1a49c89076"
            },
            {
              "name": "FEDORA-2020-41fe1680f6",
              "refsource": "FEDORA",
              "tags": [
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              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/545SPOI3ZPPNPX4TFRIVE4JVRTJRKULL/"
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              "url": "https://usn.ubuntu.com/4274-1/"
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              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI/"
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            {
              "name": "openSUSE-SU-2020:0681",
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              "tags": [
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              "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.html"
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              "name": "[debian-lts-announce] 20200909 [SECURITY] [DLA 2369-1] libxml2 security update",
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                "Third Party Advisory"
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              "url": "https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html"
            },
            {
              "name": "GLSA-202010-04",
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              "url": "https://security.gentoo.org/glsa/202010-04"
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              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-292794.pdf"
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              "name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-103-08",
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              "url": "https://www.oracle.com/security-alerts/cpuoct2021.html"
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              "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
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              "tags": [],
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          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "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"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "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": "2022-07-25T18:15Z",
      "publishedDate": "2020-01-21T23:15Z"
    }
  }
}


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