gsd-2019-18197
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn't reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be disclosed.
Aliases
Aliases
CVE-2019-18197


To clipboard 

{
  "GSD": {
    "alias": "CVE-2019-18197",
    "description": "In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn\u0027t reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be disclosed.",
    "id": "GSD-2019-18197",
    "references": [
      "https://www.suse.com/security/cve/CVE-2019-18197.html",
      "https://access.redhat.com/errata/RHSA-2020:4464",
      "https://access.redhat.com/errata/RHSA-2020:4005",
      "https://access.redhat.com/errata/RHSA-2020:0514",
      "https://ubuntu.com/security/CVE-2019-18197",
      "https://advisories.mageia.org/CVE-2019-18197.html",
      "https://security.archlinux.org/CVE-2019-18197",
      "https://alas.aws.amazon.com/cve/html/CVE-2019-18197.html",
      "https://linux.oracle.com/cve/CVE-2019-18197.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-18197"
      ],
      "details": "In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn\u0027t reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be disclosed.",
      "id": "GSD-2019-18197",
      "modified": "2023-12-13T01:23:50.090076Z",
      "schema_version": "1.4.0"
    }
  },
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    },
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          "affected_range": "\u003c1.10.5",
          "affected_versions": "All versions before 1.10.5",
          "cvss_v2": "AV:N/AC:H/Au:N/C:P/I:P/A:P",
          "cvss_v3": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-416",
            "CWE-908",
            "CWE-937"
          ],
          "date": "2019-12-23",
          "description": "In `xsltCopyText` in `transform.c` in libxslt, which is used by nokogiri, a pointer variable isn\u0027t reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be disclosed.",
          "fixed_versions": [
            "1.10.5"
          ],
          "identifier": "CVE-2019-18197",
          "identifiers": [
            "CVE-2019-18197"
          ],
          "not_impacted": "All versions starting from 1.10.5",
          "package_slug": "gem/nokogiri",
          "pubdate": "2019-10-18",
          "solution": "Upgrade to version 1.10.5 or above.",
          "title": "Use After Free",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2019-18197"
          ],
          "uuid": "ecf64d0e-4f5c-4ebe-9f3f-c75ea81dc837"
        }
      ]
    },
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "HIGH",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.1,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:H/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 4.9,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.6,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2020-08-24T17:37Z",
      "publishedDate": "2019-10-18T21:15Z"
    }
  }
}


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