FKIE_CVE-2009-0692
Vulnerability from fkie_nvd - Published: 2009-07-14 20:30 - Updated: 2026-06-16 23:05
Severity
Summary
Stack-based buffer overflow in the script_write_params method in client/dhclient.c in ISC DHCP dhclient 4.1 before 4.1.0p1, 4.0 before 4.0.1p1, 3.1 before 3.1.2p1, 3.0, and 2.0 allows remote DHCP servers to execute arbitrary code via a crafted subnet-mask option.
References
{
"affected": [
{
"affectedData": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"source": "cret@cert.org"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:isc:dhcp:2.0:*:*:*:*:*:*:*",
"matchCriteriaId": "CC3F60D5-1AC2-4FBD-9CA5-775F082D339D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:isc:dhcp:3.0:*:*:*:*:*:*:*",
"matchCriteriaId": "648BBC1F-1792-443F-B625-67A05004EB7E",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:isc:dhcp:3.1:*:*:*:*:*:*:*",
"matchCriteriaId": "EE9B9007-1F13-4991-B44C-47D8EB56FB99",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:isc:dhcp:4.0:*:*:*:*:*:*:*",
"matchCriteriaId": "685EB87F-756C-4DBA-A347-171470EA0B47",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:isc:dhcp:4.1.0:*:*:*:*:*:*:*",
"matchCriteriaId": "41B46352-9D4D-4C74-876F-3685016025CC",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Stack-based buffer overflow in the script_write_params method in client/dhclient.c in ISC DHCP dhclient 4.1 before 4.1.0p1, 4.0 before 4.0.1p1, 3.1 before 3.1.2p1, 3.0, and 2.0 allows remote DHCP servers to execute arbitrary code via a crafted subnet-mask option."
},
{
"lang": "es",
"value": "Desbordamiento de b\u00fafer basado en pila en el m\u00e9todo script_write_params en client/dhclient.c en ISC DHCP dhclient v4.1 anteriores a v4.1.0p1, v4.0 anteriores a v4.0.1p1, v3.1 anteriores a v3.1.2p1, v3.0, y v2.0 permite a servidores DHCP remotos ejecutar c\u00f3digo arbitrario a trav\u00e9s de una opci\u00f3n manipulada subnet-mask."
}
],
"id": "CVE-2009-0692",
"lastModified": "2026-06-16T23:05:34.917",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 10.0,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 10.0,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2009-07-14T20:30:00.217",
"references": [
{
"source": "cret@cert.org",
"url": "http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-010.txt.asc"
},
{
"source": "cret@cert.org",
"url": "http://itrc.hp.com/service/cki/docDisplay.do?docId=emr_na-c02286083"
},
{
"source": "cret@cert.org",
"url": "http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00003.html"
},
{
"source": "cret@cert.org",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/35785"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35829"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35830"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35831"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35832"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35841"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35849"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35850"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35851"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/35880"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/36457"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/37342"
},
{
"source": "cret@cert.org",
"url": "http://secunia.com/advisories/40551"
},
{
"source": "cret@cert.org",
"url": "http://security.gentoo.org/glsa/glsa-200907-12.xml"
},
{
"source": "cret@cert.org",
"url": "http://slackware.com/security/viewer.php?l=slackware-security\u0026y=2009\u0026m=slackware-security.561471"
},
{
"source": "cret@cert.org",
"url": "http://www.debian.org/security/2009/dsa-1833"
},
{
"source": "cret@cert.org",
"tags": [
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/410676"
},
{
"source": "cret@cert.org",
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:151"
},
{
"source": "cret@cert.org",
"url": "http://www.osvdb.org/55819"
},
{
"source": "cret@cert.org",
"url": "http://www.redhat.com/support/errata/RHSA-2009-1136.html"
},
{
"source": "cret@cert.org",
"url": "http://www.redhat.com/support/errata/RHSA-2009-1154.html"
},
{
"source": "cret@cert.org",
"url": "http://www.securityfocus.com/bid/35668"
},
{
"source": "cret@cert.org",
"url": "http://www.securitytracker.com/id?1022548"
},
{
"source": "cret@cert.org",
"url": "http://www.ubuntu.com/usn/usn-803-1"
},
{
"source": "cret@cert.org",
"url": "http://www.vupen.com/english/advisories/2009/1891"
},
{
"source": "cret@cert.org",
"url": "http://www.vupen.com/english/advisories/2010/1796"
},
{
"source": "cret@cert.org",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=507717"
},
{
"source": "cret@cert.org",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10758"
},
{
"source": "cret@cert.org",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5941"
},
{
"source": "cret@cert.org",
"url": "https://www.isc.org/downloadables/12"
},
{
"source": "cret@cert.org",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://www.isc.org/node/468"
},
{
"source": "cret@cert.org",
"url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01177.html"
},
{
"source": "cret@cert.org",
"url": "https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00340.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-010.txt.asc"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://itrc.hp.com/service/cki/docDisplay.do?docId=emr_na-c02286083"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00003.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/35785"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35829"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35830"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35831"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35832"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35841"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35849"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35850"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35851"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/35880"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/36457"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/37342"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/40551"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://security.gentoo.org/glsa/glsa-200907-12.xml"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://slackware.com/security/viewer.php?l=slackware-security\u0026y=2009\u0026m=slackware-security.561471"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.debian.org/security/2009/dsa-1833"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"US Government Resource"
],
"url": "http://www.kb.cert.org/vuls/id/410676"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:151"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.osvdb.org/55819"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.redhat.com/support/errata/RHSA-2009-1136.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.redhat.com/support/errata/RHSA-2009-1154.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/bid/35668"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id?1022548"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.ubuntu.com/usn/usn-803-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.vupen.com/english/advisories/2009/1891"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.vupen.com/english/advisories/2010/1796"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=507717"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10758"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5941"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.isc.org/downloadables/12"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://www.isc.org/node/468"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg01177.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00340.html"
}
],
"sourceIdentifier": "cret@cert.org",
"vendorComments": [
{
"comment": "This issue affected the dhcp packages as shipped with Red Hat Enterprise Linux 3 and 4. Updated packages to correct this issue are available via Red Hat Network:\n\nhttps://rhn.redhat.com/errata/CVE-2009-0692.html\n\nThis issue did not affect the dhcp packages as shipped with Red Hat Enterprise Linux 5 due to the use of FORTIFY_SOURCE protection mechanism that changes the exploitability of the issue into a controlled application termination.",
"lastModified": "2009-07-16T00:00:00",
"organization": "Red Hat"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
}
],
"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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