2024-01-04 21:00:29 +00:00

144 lines
4.2 KiB
JSON

{
"id": "CVE-2023-51767",
"sourceIdentifier": "cve@mitre.org",
"published": "2023-12-24T07:15:07.410",
"lastModified": "2024-01-04T19:18:14.703",
"vulnStatus": "Analyzed",
"descriptions": [
{
"lang": "en",
"value": "OpenSSH through 9.6, when common types of DRAM are used, might allow row hammer attacks (for authentication bypass) because the integer value of authenticated in mm_answer_authpassword does not resist flips of a single bit. NOTE: this is applicable to a certain threat model of attacker-victim co-location in which the attacker has user privileges."
},
{
"lang": "es",
"value": "OpenSSH hasta 9.6, cuando se utilizan tipos comunes de DRAM, podr\u00eda permitir row hammer attacks (para omitir la autenticaci\u00f3n) porque el valor entero de autenticado en mm_answer_authpassword no resiste cambios de un solo bit. NOTA: esto es aplicable a un determinado modelo de amenaza de ubicaci\u00f3n conjunta entre atacante y v\u00edctima en el que el atacante tiene privilegios de usuario."
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
"attackVector": "LOCAL",
"attackComplexity": "HIGH",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH",
"baseScore": 7.0,
"baseSeverity": "HIGH"
},
"exploitabilityScore": 1.0,
"impactScore": 5.9
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:openssh:openssh:*:*:*:*:*:*:*:*",
"versionEndIncluding": "9.6",
"matchCriteriaId": "7AD424BA-D8D3-4E31-AD50-5D5924F33D04"
}
]
}
]
},
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*",
"matchCriteriaId": "B8EDB836-4E6A-4B71-B9B2-AA3E03E0F646"
}
]
}
]
},
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*",
"matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*",
"matchCriteriaId": "7F6FB57C-2BC7-487C-96DD-132683AEB35D"
}
]
}
]
}
],
"references": [
{
"url": "https://access.redhat.com/security/cve/CVE-2023-51767",
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
]
},
{
"url": "https://arxiv.org/abs/2309.02545",
"source": "cve@mitre.org",
"tags": [
"Technical Description"
]
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2255850",
"source": "cve@mitre.org",
"tags": [
"Issue Tracking",
"Third Party Advisory"
]
},
{
"url": "https://github.com/openssh/openssh-portable/blob/8241b9c0529228b4b86d88b1a6076fb9f97e4a99/auth-passwd.c#L77",
"source": "cve@mitre.org",
"tags": [
"Patch"
]
},
{
"url": "https://github.com/openssh/openssh-portable/blob/8241b9c0529228b4b86d88b1a6076fb9f97e4a99/monitor.c#L878",
"source": "cve@mitre.org",
"tags": [
"Patch"
]
}
]
}