Vulnerability-Lookup

FKIE_CVE-2019-18197

Vulnerability from fkie_nvd - Published: 2019-10-18 21:15 - Updated: 2026-06-17 02:24

Severity

7.5 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Summary

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.

References

URL	Tags
cve@mitre.org	http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010.html
cve@mitre.org	http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.html
cve@mitre.org	http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.html
cve@mitre.org	http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html
cve@mitre.org	http://www.openwall.com/lists/oss-security/2019/11/17/2	Mailing List, Third Party Advisory
cve@mitre.org	https://access.redhat.com/errata/RHSA-2020:0514
cve@mitre.org	https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746	Issue Tracking, Third Party Advisory
cve@mitre.org	https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768	Issue Tracking, Third Party Advisory
cve@mitre.org	https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914	Issue Tracking, Third Party Advisory
cve@mitre.org	https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285	Patch, Third Party Advisory
cve@mitre.org	https://lists.debian.org/debian-lts-announce/2019/10/msg00037.html	Third Party Advisory
cve@mitre.org	https://security.netapp.com/advisory/ntap-20191031-0004/	Third Party Advisory
cve@mitre.org	https://security.netapp.com/advisory/ntap-20200416-0004/
cve@mitre.org	https://usn.ubuntu.com/4164-1/	Third Party Advisory
cve@mitre.org	https://www.oracle.com/security-alerts/cpuapr2020.html
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010.html
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.html
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.html
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html
af854a3a-2127-422b-91ae-364da2661108	http://www.openwall.com/lists/oss-security/2019/11/17/2	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://access.redhat.com/errata/RHSA-2020:0514
af854a3a-2127-422b-91ae-364da2661108	https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746	Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768	Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914	Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285	Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://lists.debian.org/debian-lts-announce/2019/10/msg00037.html	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://security.netapp.com/advisory/ntap-20191031-0004/	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://security.netapp.com/advisory/ntap-20200416-0004/
af854a3a-2127-422b-91ae-364da2661108	https://usn.ubuntu.com/4164-1/	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.oracle.com/security-alerts/cpuapr2020.html

Impacted products

Vendor	Product	Version
xmlsoft	libxslt	1.1.33
linux	linux_kernel	-
canonical	ubuntu_linux	12.04
canonical	ubuntu_linux	14.04
canonical	ubuntu_linux	16.04
canonical	ubuntu_linux	18.04
canonical	ubuntu_linux	19.04
canonical	ubuntu_linux	19.10
debian	debian_linux	8.0

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
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    },
    {
      "lang": "es",
      "value": "En la funci\u00f3n xsltCopyText en el archivo transform.c en libxslt versi\u00f3n 1.1.33, una variable de puntero no se restablece bajo determinadas circunstancias. Si el \u00e1rea de memoria relevante se liber\u00f3 y reutiliz\u00f3 de cierta manera, una comprobaci\u00f3n de l\u00edmites podr\u00eda fallar y podr\u00eda escribirse la memoria fuera de un b\u00fafer o podr\u00edan divulgarse datos no inicializados."
    }
  ],
  "id": "CVE-2019-18197",
  "lastModified": "2026-06-17T02:24:27.370",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "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,
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        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
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          "version": "3.1"
        },
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        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
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          "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,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2019-18197",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-05-28T18:27:54.888438Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2019-10-18T21:15:10.793",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00062.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2019/11/17/2"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://access.redhat.com/errata/RHSA-2020:0514"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
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    },
    {
      "source": "cve@mitre.org",
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        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15768"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
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      "url": "https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285"
    },
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    {
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      "tags": [
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      "url": "https://security.netapp.com/advisory/ntap-20191031-0004/"
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      "source": "cve@mitre.org",
      "url": "https://security.netapp.com/advisory/ntap-20200416-0004/"
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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        "Third Party Advisory"
      ],
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15746"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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        "Third Party Advisory"
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15914"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://gitlab.gnome.org/GNOME/libxslt/commit/2232473733b7313d67de8836ea3b29eec6e8e285"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://lists.debian.org/debian-lts-announce/2019/10/msg00037.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.netapp.com/advisory/ntap-20191031-0004/"
    },
    {
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      "url": "https://security.netapp.com/advisory/ntap-20200416-0004/"
    },
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      "tags": [
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    },
    {
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      "url": "https://www.oracle.com/security-alerts/cpuapr2020.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        },
        {
          "lang": "en",
          "value": "CWE-908"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        },
        {
          "lang": "en",
          "value": "CWE-908"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
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  ]
}

CVE-2019-18197 (GCVE-0-2019-18197)

Vulnerability from cvelistv5 – Published: 2019-10-18 20:07 – Updated: 2026-05-28 18:27

Summary

Severity

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-28 18:27 UTC

CWE

n/a
CWE-416 - Use After Free
CWE-908 - Use of Uninitialized Resource

Assigner

mitre mitre root

References

15 references

URL	Tags
https://gitlab.gnome.org/GNOME/libxslt/commit/223…	x_refsource_MISC
https://bugs.chromium.org/p/oss-fuzz/issues/detai…	x_refsource_MISC
https://bugs.chromium.org/p/oss-fuzz/issues/detai…	x_refsource_MISC
https://bugs.chromium.org/p/oss-fuzz/issues/detai…	x_refsource_MISC
https://usn.ubuntu.com/4164-1/	vendor-advisoryx_refsource_UBUNTU
https://lists.debian.org/debian-lts-announce/2019…	mailing-listx_refsource_MLIST
https://security.netapp.com/advisory/ntap-2019103…	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2019/11/17/2	mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://access.redhat.com/errata/RHSA-2020:0514	vendor-advisoryx_refsource_REDHAT
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://www.oracle.com/security-alerts/cpuapr2020.html	x_refsource_MISC
https://security.netapp.com/advisory/ntap-2020041…	x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

FKIE_CVE-2019-18197

CVE-2019-18197 (GCVE-0-2019-18197)

Tags

Sightings

Nomenclature

Related by attack behaviour