CVE-2019-11742 (GCVE-0-2019-11742)
Vulnerability from cvelistv5 – Published: 2019-09-27 17:18 – Updated: 2024-08-04 23:03
VLAI
EPSS
VEX
Summary
A same-origin policy violation occurs allowing the theft of cross-origin images through a combination of SVG filters and a <canvas> element due to an error in how same-origin policy is applied to cached image content. The resulting same-origin policy violation could allow for data theft. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.
Severity
6.5 (Medium)
CWE
- Same-origin policy violation with SVG filters and canvas to steal cross-origin images
Assigner
References
12 references
| URL | Tags |
|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=1559715 | x_refsource_MISC |
| https://www.mozilla.org/security/advisories/mfsa2… | x_refsource_CONFIRM |
| https://www.mozilla.org/security/advisories/mfsa2… | x_refsource_CONFIRM |
| https://www.mozilla.org/security/advisories/mfsa2… | x_refsource_CONFIRM |
| https://www.mozilla.org/security/advisories/mfsa2… | x_refsource_CONFIRM |
| https://www.mozilla.org/security/advisories/mfsa2… | x_refsource_CONFIRM |
| 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 |
| http://lists.opensuse.org/opensuse-security-annou… | vendor-advisoryx_refsource_SUSE |
| https://usn.ubuntu.com/4150-1/ | vendor-advisoryx_refsource_UBUNTU |
| https://security.gentoo.org/glsa/201911-07 | vendor-advisoryx_refsource_GENTOO |
Impacted products
3 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Mozilla | Firefox |
Affected:
unspecified , < 69
(custom)
|
guessed | |
| Mozilla | Thunderbird |
Affected:
unspecified , < 68.1
(custom)
Affected: unspecified , < 60.9 (custom) |
guessed | |
| Mozilla | Firefox ESR |
Affected:
unspecified , < 60.9
(custom)
Affected: unspecified , < 68.1 (custom) |
guessed |
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"matchCriteriaId": "D231E5FC-4EBD-425A-95A9-634A155E2A33",
"versionEndExcluding": "60.9.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
"matchCriteriaId": "299AA921-46BD-4E9F-8D74-F304F44C6EB4",
"versionEndExcluding": "69.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*",
"matchCriteriaId": "FE2AF870-C78F-49CA-B92B-F2E82F1C0B98",
"versionEndExcluding": "68.1.0",
"versionStartIncluding": "68.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*",
"matchCriteriaId": "6767554B-7534-4C6A-8E34-F389CD3B8934",
"versionEndExcluding": "60.9.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*",
"matchCriteriaId": "1BA30451-E9AB-4FAE-AA49-91FCCFBE3377",
"versionEndExcluding": "68.1.0",
"versionStartIncluding": "68.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A same-origin policy violation occurs allowing the theft of cross-origin images through a combination of SVG filters and a \u0026lt;canvas\u0026gt; element due to an error in how same-origin policy is applied to cached image content. The resulting same-origin policy violation could allow for data theft. This vulnerability affects Firefox \u003c 69, Thunderbird \u003c 68.1, Thunderbird \u003c 60.9, Firefox ESR \u003c 60.9, and Firefox ESR \u003c 68.1."
},
{
"lang": "es",
"value": "Se presenta una violaci\u00f3n de la pol\u00edtica del mismo origen, que permite el robo de im\u00e1genes de origen cruzado por medio de una combinaci\u00f3n de filtros SVG y un elemento \u0026lt;canvas\u0026gt; debido a un error en c\u00f3mo es aplicada la pol\u00edtica del mismo origen para el contenido de imagen en la memoria cach\u00e9. La violaci\u00f3n de la pol\u00edtica del mismo origen resultante podr\u00eda permitir el robo de datos. Esta vulnerabilidad afecta a Firefox versiones anteriores a 69, Thunderbird versiones anteriores a 68.1, Thunderbird versiones anteriores a 60.9, Firefox versiones anteriores a 60.9 y Firefox ESR versiones anteriores a 68.1."
}
],
"id": "CVE-2019-11742",
"lastModified": "2025-11-25T17:50:16.803",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2019-09-27T18:15:11.943",
"references": [
{
"source": "security@mozilla.org",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html"
},
{
"source": "security@mozilla.org",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html"
},
{
"source": "security@mozilla.org",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html"
},
{
"source": "security@mozilla.org",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html"
},
{
"source": "security@mozilla.org",
"tags": [
"Issue Tracking",
"Permissions Required",
"Vendor Advisory"
],
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1559715"
},
{
"source": "security@mozilla.org",
"url": "https://security.gentoo.org/glsa/201911-07"
},
{
"source": "security@mozilla.org",
"url": "https://usn.ubuntu.com/4150-1/"
},
{
"source": "security@mozilla.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-25/"
},
{
"source": "security@mozilla.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-26/"
},
{
"source": "security@mozilla.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-27/"
},
{
"source": "security@mozilla.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-29/"
},
{
"source": "security@mozilla.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-30/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Permissions Required",
"Vendor Advisory"
],
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1559715"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://security.gentoo.org/glsa/201911-07"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://usn.ubuntu.com/4150-1/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-25/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-26/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-27/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-29/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://www.mozilla.org/security/advisories/mfsa2019-30/"
}
],
"sourceIdentifier": "security@mozilla.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-829"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Important",
"current_release_date": "2025-11-25T18:19:21+00:00",
"cve": "CVE-2019-11742",
"id": "CVE-2019-11742",
"initial_release_date": "2019-09-03T00:00:00+00:00",
"product_status:fixed": "191",
"product_status:known_affected": "2",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Mozilla: Same-origin policy violation with SVG filters and canvas to steal cross-origin images",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-11742.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "important",
"current_release_date": "2026-08-31T02:38:44Z",
"cve": "CVE-2019-11742",
"id": "CVE-2019-11742",
"initial_release_date": "2023-02-15T04:12:04Z",
"product_status:known_affected": "24",
"product_status:recommended": "616",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2019-11742",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2019-11742.json",
"version": "24"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
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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.
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.
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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.
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