FKIE_CVE-2007-4993
Vulnerability from fkie_nvd - Published: 2007-09-27 17:17 - Updated: 2026-06-16 22:45
Severity
Summary
pygrub (tools/pygrub/src/GrubConf.py) in Xen 3.0.3, when booting a guest domain, allows local users with elevated privileges in the guest domain to execute arbitrary commands in domain 0 via a crafted grub.conf file whose contents are used in exec statements.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| xensource_inc | xen | 3.0.3 |
{
"affected": [
{
"affectedData": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"source": "secalert@redhat.com"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:xensource_inc:xen:3.0.3:*:*:*:*:*:*:*",
"matchCriteriaId": "2F147FAC-C7E1-423E-BE47-A6BFA0E12066",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "pygrub (tools/pygrub/src/GrubConf.py) in Xen 3.0.3, when booting a guest domain, allows local users with elevated privileges in the guest domain to execute arbitrary commands in domain 0 via a crafted grub.conf file whose contents are used in exec statements."
},
{
"lang": "es",
"value": "pygrub (tools/pygrub/src/GrubConf.py) en Xen 3.0.3, en el arranque de un dominio invitado, permite a usuarios locales con privilegios elevados en el dominio invitado ejecutar comandos de su elecci\u00f3n en el dominio 0 mediante un fichero grub.conf manipulado artesanalmente cuyo contenido es utilizado en sentencias exec."
}
],
"id": "CVE-2007-4993",
"lastModified": "2026-06-16T22:45:14.447",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"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": true,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2007-09-27T17:17:00.000",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1068"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/26986"
},
{
"source": "secalert@redhat.com",
"url": "http://secunia.com/advisories/27047"
},
{
"source": "secalert@redhat.com",
"url": "http://secunia.com/advisories/27072"
},
{
"source": "secalert@redhat.com",
"url": "http://secunia.com/advisories/27085"
},
{
"source": "secalert@redhat.com",
"url": "http://secunia.com/advisories/27103"
},
{
"source": "secalert@redhat.com",
"url": "http://secunia.com/advisories/27141"
},
{
"source": "secalert@redhat.com",
"url": "http://secunia.com/advisories/27161"
},
{
"source": "secalert@redhat.com",
"url": "http://secunia.com/advisories/27486"
},
{
"source": "secalert@redhat.com",
"url": "http://www.debian.org/security/2007/dsa-1384"
},
{
"source": "secalert@redhat.com",
"url": "http://www.mandriva.com/security/advisories?name=MDKSA-2007:203"
},
{
"source": "secalert@redhat.com",
"url": "http://www.redhat.com/support/errata/RHSA-2007-0323.html"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securityfocus.com/archive/1/481825/100/0/threaded"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securityfocus.com/bid/25825"
},
{
"source": "secalert@redhat.com",
"url": "http://www.ubuntu.com/usn/usn-527-1"
},
{
"source": "secalert@redhat.com",
"url": "http://www.vupen.com/english/advisories/2007/3348"
},
{
"source": "secalert@redhat.com",
"url": "https://issues.rpath.com/browse/RPL-1752"
},
{
"source": "secalert@redhat.com",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11240"
},
{
"source": "secalert@redhat.com",
"url": "https://www.redhat.com/archives/fedora-package-announce/2007-November/msg00004.html"
},
{
"source": "secalert@redhat.com",
"url": "https://www.redhat.com/archives/fedora-package-announce/2007-October/msg00030.html"
},
{
"source": "secalert@redhat.com",
"url": "https://www.redhat.com/archives/fedora-package-announce/2007-October/msg00082.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1068"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/26986"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/27047"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/27072"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/27085"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/27103"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/27141"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/27161"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/27486"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.debian.org/security/2007/dsa-1384"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.mandriva.com/security/advisories?name=MDKSA-2007:203"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.redhat.com/support/errata/RHSA-2007-0323.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/archive/1/481825/100/0/threaded"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/bid/25825"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.ubuntu.com/usn/usn-527-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.vupen.com/english/advisories/2007/3348"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://issues.rpath.com/browse/RPL-1752"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11240"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.redhat.com/archives/fedora-package-announce/2007-November/msg00004.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.redhat.com/archives/fedora-package-announce/2007-October/msg00030.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.redhat.com/archives/fedora-package-announce/2007-October/msg00082.html"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
- 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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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
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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