FKIE_CVE-2020-25582
Vulnerability from fkie_nvd - Published: 2021-03-26 21:15 - Updated: 2026-06-17 03:06
Severity
Summary
In FreeBSD 12.2-STABLE before r369334, 11.4-STABLE before r369335, 12.2-RELEASE before p4 and 11.4-RELEASE before p8 when a process, such as jexec(8) or killall(1), calls jail_attach(2) to enter a jail, the jailed root can attach to it using ptrace(2) before the current working directory is changed.
References
{
"affected": [
{
"affectedData": [
{
"product": "FreeBSD",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "FreeBSD 12.2-RELEASE before p4, 11.4-RELEASE before p8"
}
]
}
],
"source": "secteam@freebsd.org"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:freebsd:freebsd:11.4:-:*:*:*:*:*:*",
"matchCriteriaId": "4A865EA1-01D7-4E5A-9D13-80780F8A9D7A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:11.4:p1:*:*:*:*:*:*",
"matchCriteriaId": "9FCA6A72-2A72-45FD-A43D-B5BF7C329121",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:11.4:p2:*:*:*:*:*:*",
"matchCriteriaId": "90F9B3CB-3B60-4AA8-9EAF-4F0BE7D27691",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:11.4:p3:*:*:*:*:*:*",
"matchCriteriaId": "C04EE177-C7D1-4049-B680-F961A27C677F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:11.4:p4:*:*:*:*:*:*",
"matchCriteriaId": "218AF216-7B03-4C02-B55F-2316AF14074B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:11.4:p5:*:*:*:*:*:*",
"matchCriteriaId": "33266717-0359-4243-868B-B84436E2A89E",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:11.4:p6:*:*:*:*:*:*",
"matchCriteriaId": "99965487-D5FD-4507-A43B-F241FEEA5237",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:11.4:p7:*:*:*:*:*:*",
"matchCriteriaId": "050F0B6A-4674-45E9-A079-60A68CFA4D25",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:12.2:-:*:*:*:*:*:*",
"matchCriteriaId": "73D9C08B-8F5B-40C4-A5BD-B00D2E4C012D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:12.2:p1:*:*:*:*:*:*",
"matchCriteriaId": "62A178A3-6A52-4981-9A27-FB07AD8AF778",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:12.2:p2:*:*:*:*:*:*",
"matchCriteriaId": "54A487B1-E5CE-4C76-87E8-518D24C5D86D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:freebsd:freebsd:12.2:p3:*:*:*:*:*:*",
"matchCriteriaId": "9F084CAB-D138-4BF6-ABC2-2314F0FDE0D1",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In FreeBSD 12.2-STABLE before r369334, 11.4-STABLE before r369335, 12.2-RELEASE before p4 and 11.4-RELEASE before p8 when a process, such as jexec(8) or killall(1), calls jail_attach(2) to enter a jail, the jailed root can attach to it using ptrace(2) before the current working directory is changed."
},
{
"lang": "es",
"value": "En FreeBSD versiones 12.2-STABLE anteriores a r369334, 11.4-STABLE anteriores a r369335, 12.2-RELEASE anteriores a p4 y 11.4-RELEASE anteriores a p8, cuando un proceso, como jexec(8) o killall(1), llama a jail_attach(2) para ingresar una jail, la root enjaulada puede adjuntarse a \u00e9l usando ptrace(2) antes de que se cambie el directorio de trabajo actual."
}
],
"id": "CVE-2020-25582",
"lastModified": "2026-06-17T03:06:55.843",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "NONE",
"baseScore": 8.5,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 9.2,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 8.7,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.3,
"impactScore": 5.8,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-03-26T21:15:12.957",
"references": [
{
"source": "secteam@freebsd.org",
"tags": [
"Vendor Advisory"
],
"url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:05.jail_chdir.asc"
},
{
"source": "secteam@freebsd.org",
"tags": [
"Third Party Advisory"
],
"url": "https://security.netapp.com/advisory/ntap-20210423-0003/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:05.jail_chdir.asc"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://security.netapp.com/advisory/ntap-20210423-0003/"
}
],
"sourceIdentifier": "secteam@freebsd.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-362"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
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- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
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