CVE-2005-1831
Estado: ModificadaAlta (8.4)—
Sudo 1.6.8p7 on SuSE Linux 9.3, and possibly other Linux distributions, allows local users to gain privileges by using sudo to call su, then entering a blank password and hitting CTRL-C. NOTE: SuSE and multiple third-party researchers have not been able to replicate this issue, stating "Sudo catches SIGINT and returns an empty string for the password so I don't see how this could happen unless the user's actual password was empty.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 8.4
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.40%
- Percentil entre todas las CVEs puntuadas: 32
- Fecha de la puntuación: 4/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- NVD-CWE-Other
Referencias
- http://archives.neohapsis.com/archives/bugtraq/2005-05/0349.html
- http://archives.neohapsis.com/archives/bugtraq/2005-05/0359.html
- http://marc.info/?l=bugtraq&m=111755694008928&w=2
- http://www.osvdb.org/20417
- http://archives.neohapsis.com/archives/bugtraq/2005-05/0349.html
- http://archives.neohapsis.com/archives/bugtraq/2005-05/0359.html
- http://marc.info/?l=bugtraq&m=111755694008928&w=2
- http://www.osvdb.org/20417
JSON original (NVD)
Mostrar
{
"id": "CVE-2005-1831",
"cveTags": [
{
"tags": [
"disputed"
],
"sourceIdentifier": "cve@mitre.org"
}
],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2005-1831",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2024-04-15T19:19:25.314836Z"
}
}
],
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 7.2,
"accessVector": "LOCAL",
"vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
"authentication": "NONE",
"integrityImpact": "COMPLETE",
"accessComplexity": "LOW",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "COMPLETE"
},
"acInsufInfo": false,
"impactScore": 10,
"baseSeverity": "HIGH",
"obtainAllPrivilege": true,
"exploitabilityScore": 3.9,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 8.4,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 2.5
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2005-05-31T04:00:00.000",
"references": [
{
"url": "http://archives.neohapsis.com/archives/bugtraq/2005-05/0349.html",
"source": "cve@mitre.org"
},
{
"url": "http://archives.neohapsis.com/archives/bugtraq/2005-05/0359.html",
"source": "cve@mitre.org"
},
{
"url": "http://marc.info/?l=bugtraq&m=111755694008928&w=2",
"source": "cve@mitre.org"
},
{
"url": "http://www.osvdb.org/20417",
"source": "cve@mitre.org"
},
{
"url": "http://archives.neohapsis.com/archives/bugtraq/2005-05/0349.html",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://archives.neohapsis.com/archives/bugtraq/2005-05/0359.html",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://marc.info/?l=bugtraq&m=111755694008928&w=2",
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.osvdb.org/20417",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Sudo 1.6.8p7 on SuSE Linux 9.3, and possibly other Linux distributions, allows local users to gain privileges by using sudo to call su, then entering a blank password and hitting CTRL-C. NOTE: SuSE and multiple third-party researchers have not been able to replicate this issue, stating \"Sudo catches SIGINT and returns an empty string for the password so I don't see how this could happen unless the user's actual password was empty."
}
],
"lastModified": "2026-06-16T22:13:46.187",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:todd_miller:sudo:1.6.8p7:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B570E525-A024-4D41-9600-1134433786DF"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}