fkie_cve-2022-36020
Vulnerability from fkie_nvd
Published
2022-09-13 17:15
Modified
2024-11-21 07:12
Severity ?
6.1 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
6.1 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
6.1 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Summary
The typo3/html-sanitizer package is an HTML sanitizer, written in PHP, aiming to provide XSS-safe markup based on explicitly allowed tags, attributes and values. Due to a parsing issue in the upstream package `masterminds/html5`, malicious markup used in a sequence with special HTML comments cannot be filtered and sanitized. This allows for a bypass of the cross-site scripting mechanism of `typo3/html-sanitizer`. This issue has been addressed in versions 1.0.7 and 2.0.16 of the `typo3/html-sanitizer` package. Users are advised to upgrade. There are no known workarounds for this issue.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| typo3 | html_sanitizer | * | |
| typo3 | html_sanitizer | * |
{
"configurations": [
{
"nodes": [
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"versionEndExcluding": "1.0.7",
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"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The typo3/html-sanitizer package is an HTML sanitizer, written in PHP, aiming to provide XSS-safe markup based on explicitly allowed tags, attributes and values. Due to a parsing issue in the upstream package `masterminds/html5`, malicious markup used in a sequence with special HTML comments cannot be filtered and sanitized. This allows for a bypass of the cross-site scripting mechanism of `typo3/html-sanitizer`. This issue has been addressed in versions 1.0.7 and 2.0.16 of the `typo3/html-sanitizer` package. Users are advised to upgrade. There are no known workarounds for this issue."
},
{
"lang": "es",
"value": "El paquete typo3/html-sanitizer es un saneador de HTML, escrito en PHP, cuyo objetivo es proporcionar un marcado seguro contra ataques de tipo XSS basado en etiquetas, atributos y valores expl\u00edcitamente permitidos. Debido a un problema de an\u00e1lisis en el paquete upstream \"masterminds/html5\", el marcado malicioso usado en una secuencia con comentarios HTML especiales no puede ser filtrado y saneado. Esto permite omitir el mecanismo de tipo cross-site scripting de \"typo3/html-sanitizer\". Este problema ha sido abordado en versiones 1.0.7 y 2.0.16 del paquete \"typo3/html-sanitizer\". Es recomendado a usuarios actualizar. No se presentan mitigaciones conocidas para este problema"
}
],
"id": "CVE-2022-36020",
"lastModified": "2024-11-21T07:12:11.947",
"metrics": {
"cvssMetricV31": [
{
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"attackVector": "NETWORK",
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"baseScore": 6.1,
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"impactScore": 2.7,
"source": "nvd@nist.gov",
"type": "Primary"
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"published": "2022-09-13T17:15:08.250",
"references": [
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"url": "https://packagist.org/packages/typo3/html-sanitizer"
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"sourceIdentifier": "security-advisories@github.com",
"vulnStatus": "Modified",
"weaknesses": [
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"description": [
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"lang": "en",
"value": "CWE-79"
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"source": "security-advisories@github.com",
"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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
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