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nvd-json-data-feeds/CVE-2021/CVE-2021-272xx/CVE-2021-27291.json

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{
"id": "CVE-2021-27291",
"sourceIdentifier": "cve@mitre.org",
"published": "2021-03-17T13:15:15.137",
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"lastModified": "2024-11-21T05:57:45.667",
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"vulnStatus": "Modified",
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"cveTags": [],
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"descriptions": [
{
"lang": "en",
"value": "In pygments 1.1+, fixed in 2.7.4, the lexers used to parse programming languages rely heavily on regular expressions. Some of the regular expressions have exponential or cubic worst-case complexity and are vulnerable to ReDoS. By crafting malicious input, an attacker can cause a denial of service."
},
{
"lang": "es",
"value": "En pygments versi\u00f3n 1.1+, corregido en 2.7.4, los lexers usados para analizar unos lenguajes de programaci\u00f3n dependen en gran medida en expresiones regulares. Algunas de las expresiones regulares presentan una complejidad exponencial o c\u00fabica en el peor de los casos y son vulnerables a ReDoS. Al dise\u00f1ar una entrada maliciosa, un atacante puede causar una denegaci\u00f3n de servicio"
}
],
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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"baseScore": 7.5,
"baseSeverity": "HIGH",
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"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
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"availabilityImpact": "HIGH"
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},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
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"baseScore": 5.0,
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"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "NONE",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
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"availabilityImpact": "PARTIAL"
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},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"acInsufInfo": false,
"obtainAllPrivilege": false,
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}
]
},
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"description": [
{
"lang": "en",
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"value": "CWE-1333"
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}
]
}
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},
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},
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bootstrap
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}
]
}
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