fkie_cve-2021-43543
Vulnerability from fkie_nvd
Published
2021-12-08 22:15
Modified
2024-11-21 06:29
Severity ?
Summary
Documents loaded with the CSP sandbox directive could have escaped the sandbox's script restriction by embedding additional content. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| mozilla | firefox | * | |
| mozilla | firefox_esr | * | |
| mozilla | thunderbird | * | |
| debian | debian_linux | 9.0 | |
| debian | debian_linux | 10.0 | |
| debian | debian_linux | 11.0 |
{
"configurations": [
{
"nodes": [
{
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"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
"matchCriteriaId": "83D69E34-EB94-49ED-9FA1-F68400971726",
"versionEndExcluding": "95.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*",
"matchCriteriaId": "F90A171C-1670-4EBA-9DE0-E31E8F3CD0FA",
"versionEndExcluding": "91.4.0",
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},
{
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"operator": "OR"
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{
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"vulnerable": true
},
{
"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Documents loaded with the CSP sandbox directive could have escaped the sandbox\u0027s script restriction by embedding additional content. This vulnerability affects Thunderbird \u003c 91.4.0, Firefox ESR \u003c 91.4.0, and Firefox \u003c 95."
},
{
"lang": "es",
"value": "Los documentos cargados con la directiva CSP sandbox podr\u00edan escapar de la restricci\u00f3n de scripts del sandbox al insertar contenido adicional. Esta vulnerabilidad afecta a Thunderbird versiones anteriores a 91.4.0, Firefox ESR versiones anteriores a 91.4.0 y Firefox versiones anteriores a 95"
}
],
"id": "CVE-2021-43543",
"lastModified": "2024-11-21T06:29:23.773",
"metrics": {
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"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",
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"cvssMetricV31": [
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"published": "2021-12-08T22:15:09.947",
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],
"sourceIdentifier": "security@mozilla.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-79"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.