FKIE_CVE-2009-2904
Vulnerability from fkie_nvd - Published: 2009-10-01 15:30 - Updated: 2025-04-09 00:30
Severity ?
Summary
A certain Red Hat modification to the ChrootDirectory feature in OpenSSH 4.8, as used in sshd in OpenSSH 4.3 in Red Hat Enterprise Linux (RHEL) 5.4 and Fedora 11, allows local users to gain privileges via hard links to setuid programs that use configuration files within the chroot directory, related to requirements for directory ownership.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| openbsd | openssh | 4.3 | |
| openbsd | openssh | 4.8 | |
| fedoraproject | fedora | 11 | |
| redhat | enterprise_linux | 5 | |
| redhat | enterprise_linux_desktop | 5 | |
| redhat | enterprise_linux_eus | 5 |
{
"configurations": [
{
"nodes": [
{
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"criteria": "cpe:2.3:a:openbsd:openssh:4.3:*:*:*:*:*:*:*",
"matchCriteriaId": "7910598E-BEC1-4644-9DE4-D8BE505A4F9E",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:openbsd:openssh:4.8:*:*:*:*:*:*:*",
"matchCriteriaId": "40B1B209-53B8-48DC-AFFC-BD69D5978A0B",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
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{
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"vulnerable": false
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux:5:*:server:*:*:*:*:*",
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"matchCriteriaId": "AF3FB21C-AC0E-4F6C-B68A-9405E57ADCF0",
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A certain Red Hat modification to the ChrootDirectory feature in OpenSSH 4.8, as used in sshd in OpenSSH 4.3 in Red Hat Enterprise Linux (RHEL) 5.4 and Fedora 11, allows local users to gain privileges via hard links to setuid programs that use configuration files within the chroot directory, related to requirements for directory ownership."
},
{
"lang": "es",
"value": "Ciertas modificaciones Ret Hat en ChrootDirectory feature en OpenSSH v4.8, como el usado en sshd en OpenSSH v4.3 en Red Hat Enterprise Linux (RHEL) v5.4 y Fedora v11, permite a usuarios locales obtener privilegios a trav\u00e9s de enlaces fuertes en programas setuid que usa una configuraci\u00f3n de ficheros con el chroot directory, relacionado con requerimientos para el propietario."
}
],
"id": "CVE-2009-2904",
"lastModified": "2025-04-09T00:30:58.490",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
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"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 6.9,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 3.4,
"impactScore": 10.0,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2009-10-01T15:30:00.233",
"references": [
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"url": "http://lists.fedoraproject.org/pipermail/package-announce/2010-March/038214.html"
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{
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],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-16"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- 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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