FKIE_CVE-2007-0003
Vulnerability from fkie_nvd - Published: 2007-01-23 21:28 - Updated: 2026-06-16 22:34
Severity
Summary
pam_unix.so in Linux-PAM 0.99.7.0 allows context-dependent attackers to log into accounts whose password hash, as stored in /etc/passwd or /etc/shadow, has only two characters.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| andrew_morgan | linux_pam | 0.99.7.0 |
{
"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:o:andrew_morgan:linux_pam:0.99.7.0:*:*:*:*:*:*:*",
"matchCriteriaId": "391A8F05-05A5-4430-B0AE-D051B486FC22",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "pam_unix.so in Linux-PAM 0.99.7.0 allows context-dependent attackers to log into accounts whose password hash, as stored in /etc/passwd or /etc/shadow, has only two characters."
},
{
"lang": "es",
"value": "pam_unix.so en Linux-PAM 0.99.7.0 permite a atacantes dependientes del contexto acceder a cuentas en las que los valores hash de las contrase\u00f1as, como las almacenadas en /etc/passwd o /etc/shadow, tienen s\u00f3lo dos caracteres."
}
],
"id": "CVE-2007-0003",
"lastModified": "2026-06-16T22:34:40.567",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 7.2,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 10.0,
"obtainAllPrivilege": true,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2007-01-23T21:28:00.000",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://osvdb.org/32017"
},
{
"source": "secalert@redhat.com",
"url": "http://secunia.com/advisories/23858"
},
{
"source": "secalert@redhat.com",
"url": "http://www.novell.com/linux/security/advisories/2007_3_sr.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://www.redhat.com/archives/fedora-devel-list/2007-January/msg01271.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://www.redhat.com/archives/fedora-devel-list/2007-January/msg01277.html"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securityfocus.com/bid/22204"
},
{
"source": "secalert@redhat.com",
"url": "http://www.vupen.com/english/advisories/2007/0323"
},
{
"source": "secalert@redhat.com",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/31739"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "https://www.redhat.com/archives/pam-list/2007-January/msg00017.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://osvdb.org/32017"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/23858"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.novell.com/linux/security/advisories/2007_3_sr.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://www.redhat.com/archives/fedora-devel-list/2007-January/msg01271.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://www.redhat.com/archives/fedora-devel-list/2007-January/msg01277.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/bid/22204"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.vupen.com/english/advisories/2007/0323"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/31739"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://www.redhat.com/archives/pam-list/2007-January/msg00017.html"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vendorComments": [
{
"comment": "Not vulnerable. These issues did not affect the versions of pam as shipped with Red Hat Enterprise Linux 2.1, 3, or 4.",
"lastModified": "2007-01-24T00:00:00",
"organization": "Red Hat"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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
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- Not confirmed: The user expressed doubt about the validity of the vulnerability.
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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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