Vulnerability-Lookup

FKIE_CVE-2019-9811

Vulnerability from fkie_nvd - Published: 2019-07-23 14:15 - Updated: 2026-06-17 02:44

Severity

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

Summary

As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.

References

URL	Tags
security@mozilla.org	http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html	Third Party Advisory
security@mozilla.org	http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00058.html	Third Party Advisory
security@mozilla.org	http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00073.html	Third Party Advisory
security@mozilla.org	http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html	Third Party Advisory
security@mozilla.org	http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html	Third Party Advisory
security@mozilla.org	https://bugzilla.mozilla.org/show_bug.cgi?id=1538007	Issue Tracking, Permissions Required
security@mozilla.org	https://bugzilla.mozilla.org/show_bug.cgi?id=1539598	Exploit, Issue Tracking, Patch, Vendor Advisory
security@mozilla.org	https://bugzilla.mozilla.org/show_bug.cgi?id=1563327	Exploit, Issue Tracking, Vendor Advisory
security@mozilla.org	https://lists.debian.org/debian-lts-announce/2019/08/msg00001.html	Mailing List, Third Party Advisory
security@mozilla.org	https://lists.debian.org/debian-lts-announce/2019/08/msg00002.html	Mailing List, Third Party Advisory
security@mozilla.org	https://security.gentoo.org/glsa/201908-12	Third Party Advisory
security@mozilla.org	https://security.gentoo.org/glsa/201908-20	Third Party Advisory
security@mozilla.org	https://www.mozilla.org/security/advisories/mfsa2019-21/	Vendor Advisory
security@mozilla.org	https://www.mozilla.org/security/advisories/mfsa2019-22/	Vendor Advisory
security@mozilla.org	https://www.mozilla.org/security/advisories/mfsa2019-23/	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00058.html	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00073.html	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://bugzilla.mozilla.org/show_bug.cgi?id=1538007	Issue Tracking, Permissions Required
af854a3a-2127-422b-91ae-364da2661108	https://bugzilla.mozilla.org/show_bug.cgi?id=1539598	Exploit, Issue Tracking, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://bugzilla.mozilla.org/show_bug.cgi?id=1563327	Exploit, Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://lists.debian.org/debian-lts-announce/2019/08/msg00001.html	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://lists.debian.org/debian-lts-announce/2019/08/msg00002.html	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://security.gentoo.org/glsa/201908-12	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://security.gentoo.org/glsa/201908-20	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.mozilla.org/security/advisories/mfsa2019-21/	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.mozilla.org/security/advisories/mfsa2019-22/	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.mozilla.org/security/advisories/mfsa2019-23/	Vendor Advisory

Impacted products

Vendor	Product	Version
mozilla	firefox	*
mozilla	firefox_esr	*
mozilla	thunderbird	*
debian	debian_linux	8.0
novell	suse_package_hub_for_suse_linux_enterprise	12
opensuse	leap	15.0
opensuse	leap	15.1

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Firefox ESR",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "60.8",
              "status": "affected",
              "version": "unspecified",
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            }
          ]
        },
        {
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          "versions": [
            {
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              "status": "affected",
              "version": "unspecified",
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            }
          ]
        },
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          "versions": [
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    }
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              "versionEndExcluding": "68.0",
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vulnerability affects Firefox ESR \u003c 60.8, Firefox \u003c 68, and Thunderbird \u003c 60.8."
    },
    {
      "lang": "es",
      "value": "Como parte de una entrada Pwn2Own ganadora, un investigador demostr\u00f3 un escape del sandbox mediante la instalaci\u00f3n de un paquete de idioma malicioso y luego abriendo una funcionalidad del navegador que usaba la traducci\u00f3n comprometida. Esta vulnerabilidad afecta a Firefox ESR anterior a versi\u00f3n 60.8, Firefox anterior a versi\u00f3n 68 y Thunderbird anterior a versi\u00f3n 60.8."
    }
  ],
  "id": "CVE-2019-9811",
  "lastModified": "2026-06-17T02:44:38.830",
  "metrics": {
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      {
        "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,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
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    "cvssMetricV31": [
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          "baseScore": 8.3,
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          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H",
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  "published": "2019-07-23T14:15:16.903",
  "references": [
    {
      "source": "security@mozilla.org",
      "tags": [
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      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html"
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    },
    {
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      "tags": [
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      "url": "https://lists.debian.org/debian-lts-announce/2019/08/msg00001.html"
    },
    {
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      "url": "https://lists.debian.org/debian-lts-announce/2019/08/msg00002.html"
    },
    {
      "source": "security@mozilla.org",
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      "url": "https://security.gentoo.org/glsa/201908-12"
    },
    {
      "source": "security@mozilla.org",
      "tags": [
        "Third Party Advisory"
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      "url": "https://security.gentoo.org/glsa/201908-20"
    },
    {
      "source": "security@mozilla.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.mozilla.org/security/advisories/mfsa2019-21/"
    },
    {
      "source": "security@mozilla.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.mozilla.org/security/advisories/mfsa2019-22/"
    },
    {
      "source": "security@mozilla.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.mozilla.org/security/advisories/mfsa2019-23/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    },
    {
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    },
    {
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    },
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  ],
  "sourceIdentifier": "security@mozilla.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-74"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
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  ]
}

CVE-2019-9811 (GCVE-0-2019-9811)

Vulnerability from cvelistv5 – Published: 2019-07-23 13:26 – Updated: 2024-08-04 22:01

Summary

Severity

No CVSS data available.

CWE

Sandbox escape via installation of malicious language pack

Assigner

mozilla mitre root Scorecard

References

15 references

URL	Tags
https://www.mozilla.org/security/advisories/mfsa2…	x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2…	x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2…	x_refsource_MISC
https://bugzilla.mozilla.org/show_bug.cgi?id=1538007	x_refsource_MISC
https://bugzilla.mozilla.org/show_bug.cgi?id=1539598	x_refsource_MISC
https://bugzilla.mozilla.org/show_bug.cgi?id=1563327	x_refsource_MISC
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://lists.debian.org/debian-lts-announce/2019…	mailing-listx_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2019…	mailing-listx_refsource_MLIST
https://security.gentoo.org/glsa/201908-12	vendor-advisoryx_refsource_GENTOO
https://security.gentoo.org/glsa/201908-20	vendor-advisoryx_refsource_GENTOO
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE

Impacted products

3 products

Vendor	Product	Version
Mozilla	Firefox ESR	Affected: unspecified , < 60.8 (custom)
Mozilla	Firefox	Affected: unspecified , < 68 (custom)
Mozilla	Thunderbird	Affected: unspecified , < 60.8 (custom)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T22:01:54.737Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://www.mozilla.org/security/advisories/mfsa2019-21/"
          },
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              "x_transferred"
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            "url": "https://www.mozilla.org/security/advisories/mfsa2019-23/"
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              "x_refsource_SUSE",
              "x_transferred"
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            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html"
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          {
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              "x_refsource_SUSE",
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            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00058.html"
          },
          {
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            "url": "https://lists.debian.org/debian-lts-announce/2019/08/msg00001.html"
          },
          {
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            "tags": [
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          },
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            ],
            "url": "https://security.gentoo.org/glsa/201908-20"
          },
          {
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            "tags": [
              "vendor-advisory",
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            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00073.html"
          },
          {
            "name": "openSUSE-SU-2019:2251",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
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            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html"
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        ],
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          "url": "https://www.mozilla.org/security/advisories/mfsa2019-21/"
        },
        {
          "tags": [
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          "url": "https://www.mozilla.org/security/advisories/mfsa2019-22/"
        },
        {
          "tags": [
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        },
        {
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        },
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          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html"
        },
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            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00058.html"
        },
        {
          "name": "[debian-lts-announce] 20190802 [SECURITY] [DLA 1869-1] firefox-esr security update",
          "tags": [
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          "url": "https://lists.debian.org/debian-lts-announce/2019/08/msg00001.html"
        },
        {
          "name": "[debian-lts-announce] 20190802 [SECURITY] [DLA 1870-1] thunderbird security update",
          "tags": [
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            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2019/08/msg00002.html"
        },
        {
          "name": "GLSA-201908-12",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201908-12"
        },
        {
          "name": "GLSA-201908-20",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201908-20"
        },
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          "tags": [
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          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00073.html"
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            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html"
        },
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          "name": "openSUSE-SU-2019:2260",
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          ],
          "url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html"
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            },
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            {
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    "assignerShortName": "mozilla",
    "cveId": "CVE-2019-9811",
    "datePublished": "2019-07-23T13:26:03.000Z",
    "dateReserved": "2019-03-14T00:00:00.000Z",
    "dateUpdated": "2024-08-04T22:01:54.737Z",
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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-2019-9811

CVE-2019-9811 (GCVE-0-2019-9811)

Tags

Sightings

Nomenclature

Related by attack behaviour