CVE-2022-21142
Estado: ModificadaCrítica (9.8)—
Authentication bypass vulnerability in a-blog cms Ver.2.8.x series versions prior to Ver.2.8.74, Ver.2.9.x series versions prior to Ver.2.9.39, Ver.2.10.x series versions prior to Ver.2.10.43, and Ver.2.11.x series versions prior to Ver.2.11.41 allows a remote unauthenticated attacker to bypass authentication under the specific condition.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.55%
- Percentil entre todas las CVEs puntuadas: 74
- Fecha de la puntuación: 5/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- CWE-290
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2022-21142",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 6.8,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "vultures@jpcert.or.jp",
"affectedData": [
{
"vendor": "appleple inc.",
"product": "a-blog cms",
"versions": [
{
"status": "affected",
"version": "Ver.2.8.x series versions prior to Ver.2.8.74, Ver.2.9.x series versions prior to Ver.2.9.39, Ver.2.10.x series versions prior to Ver.2.10.43, and Ver.2.11.x series versions prior to Ver.2.11.41"
}
]
}
]
}
],
"published": "2022-02-24T15:15:27.807",
"references": [
{
"url": "https://developer.a-blogcms.jp/blog/news/security-202202.html",
"tags": [
"Vendor Advisory"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "https://jvn.jp/en/jp/JVN14706307/index.html",
"tags": [
"Third Party Advisory"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "https://developer.a-blogcms.jp/blog/news/security-202202.html",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://jvn.jp/en/jp/JVN14706307/index.html",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-290"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Authentication bypass vulnerability in a-blog cms Ver.2.8.x series versions prior to Ver.2.8.74, Ver.2.9.x series versions prior to Ver.2.9.39, Ver.2.10.x series versions prior to Ver.2.10.43, and Ver.2.11.x series versions prior to Ver.2.11.41 allows a remote unauthenticated attacker to bypass authentication under the specific condition."
},
{
"lang": "es",
"value": "Una vulnerabilidad de omisión de autenticación en a-blog cms versiones Ver.2.8.x anteriores a Ver.2.8.74, versiones Ver.2.9.x anteriores a Ver.2.9.39, versiones Ver.2.10.x anteriores a Ver.2.10.43 y versiones Ver.2.11.x anteriores a Ver.2.11.41, permite a un atacante remoto no autenticado omitir la autenticación bajo una condición específica"
}
],
"lastModified": "2026-06-17T04:25:36.450",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:appleple:a-blog_cms:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C264EA3A-AED8-4E83-8376-AB508E776879",
"versionEndExcluding": "2.8.74",
"versionStartIncluding": "2.8.0"
},
{
"criteria": "cpe:2.3:a:appleple:a-blog_cms:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D668F55E-6205-4700-96B1-39C244C5A0E1",
"versionEndExcluding": "2.9.39",
"versionStartIncluding": "2.9.0"
},
{
"criteria": "cpe:2.3:a:appleple:a-blog_cms:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F60CDC66-6FE9-4240-B9FB-F1F6179E0FB2",
"versionEndExcluding": "2.10.43",
"versionStartIncluding": "2.10.0"
},
{
"criteria": "cpe:2.3:a:appleple:a-blog_cms:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "95E3272E-1F03-481B-B4CD-37BA56C1A3EE",
"versionEndExcluding": "2.11.41",
"versionStartIncluding": "2.11.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "vultures@jpcert.or.jp"
}