FKIE_CVE-2012-0943
Vulnerability from fkie_nvd - Published: 2014-05-22 23:55 - Updated: 2025-04-12 10:46
Severity ?
Summary
debian/guest-account in Light Display Manager (lightdm) 1.0.x before 1.0.6 and 1.1.x before 1.1.7, as used in Ubuntu Linux 11.10, allows local users to delete arbitrary files via a space in the name of a file in /tmp. NOTE: this identifier was SPLIT per ADT1/ADT2 due to different codebases and affected versions. CVE-2012-6648 has been assigned for the gdm-guest-session issue.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| robert_ancell | lightdm | 1.0.0 | |
| robert_ancell | lightdm | 1.0.1 | |
| robert_ancell | lightdm | 1.0.2 | |
| robert_ancell | lightdm | 1.0.3 | |
| robert_ancell | lightdm | 1.0.4 | |
| robert_ancell | lightdm | 1.0.5 | |
| robert_ancell | lightdm | 1.1.0 | |
| robert_ancell | lightdm | 1.1.1 | |
| robert_ancell | lightdm | 1.1.2 | |
| robert_ancell | lightdm | 1.1.3 | |
| robert_ancell | lightdm | 1.1.4 | |
| robert_ancell | lightdm | 1.1.5 | |
| robert_ancell | lightdm | 1.1.6 | |
| canonical | ubuntu_linux | 11.10 |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.0.0:*:*:*:*:*:*:*",
"matchCriteriaId": "AC40755F-A4CF-4787-A53F-2C4EEEF6F85C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.0.1:*:*:*:*:*:*:*",
"matchCriteriaId": "869A987D-539F-4677-A508-B594D0AC4ECD",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.0.2:*:*:*:*:*:*:*",
"matchCriteriaId": "606AF3AA-66B7-4EDA-BC35-26E97FA75DA0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.0.3:*:*:*:*:*:*:*",
"matchCriteriaId": "8AF58BE5-C3B1-4D73-962D-3FDC5BEB7152",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.0.4:*:*:*:*:*:*:*",
"matchCriteriaId": "8666B4E2-B076-411F-B926-28BC11757443",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.0.5:*:*:*:*:*:*:*",
"matchCriteriaId": "5889A623-94A4-40E3-8397-68776ABEE6B7",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.1.0:*:*:*:*:*:*:*",
"matchCriteriaId": "A00DDE65-E203-4BC1-B181-2C3898009185",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.1.1:*:*:*:*:*:*:*",
"matchCriteriaId": "980F4238-9FB5-4B0B-91FB-EFCF15F1DC17",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.1.2:*:*:*:*:*:*:*",
"matchCriteriaId": "3F3C1124-62F2-44F7-BAEB-AC50FFE72D33",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.1.3:*:*:*:*:*:*:*",
"matchCriteriaId": "86596550-6C3B-4C70-BAF6-32E0753FE0A1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.1.4:*:*:*:*:*:*:*",
"matchCriteriaId": "A7301710-B404-4ECF-AD1F-3F3CE7DA2A5B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.1.5:*:*:*:*:*:*:*",
"matchCriteriaId": "167233E6-D2DD-4012-8070-83CBDA9CBED3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:robert_ancell:lightdm:1.1.6:*:*:*:*:*:*:*",
"matchCriteriaId": "7803F237-683B-448F-B6F1-C79D44EBF0A0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*",
"matchCriteriaId": "E4174F4F-149E-41A6-BBCC-D01114C05F38",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "debian/guest-account in Light Display Manager (lightdm) 1.0.x before 1.0.6 and 1.1.x before 1.1.7, as used in Ubuntu Linux 11.10, allows local users to delete arbitrary files via a space in the name of a file in /tmp. NOTE: this identifier was SPLIT per ADT1/ADT2 due to different codebases and affected versions. CVE-2012-6648 has been assigned for the gdm-guest-session issue."
},
{
"lang": "es",
"value": "debian/guest-account en Light Display Manager (lightdm) 1.0.x anterior a 1.0.6 y 1.1.x anterior a 1.1.7, utilizad en Ubuntu Linux 11.10, permite a usuarios locales eliminar archivos arbitrarios a trav\u00e9s de un espacio en el nombre de un archivo en /tmp. NOTA: este identificador fue dividido (SPLIT) por ADT1/ADT2 debido a diferentes bases de c\u00f3digo y versiones afectadas. CVE-2012-6648 ha sido asignado para el problema gdm-guest-session."
}
],
"id": "CVE-2012-0943",
"lastModified": "2025-04-12T10:46:40.837",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "LOW",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 2.1,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2014-05-22T23:55:02.830",
"references": [
{
"source": "security@ubuntu.com",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://www.ubuntu.com/usn/USN-1399-2"
},
{
"source": "security@ubuntu.com",
"url": "https://bugs.launchpad.net/ubuntu/%2Bsource/lightdm/%2Bbug/953044"
},
{
"source": "security@ubuntu.com",
"url": "https://launchpadlibrarian.net/96471251/lightdm.secure-cleanup.debdiff"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://www.ubuntu.com/usn/USN-1399-2"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://bugs.launchpad.net/ubuntu/%2Bsource/lightdm/%2Bbug/953044"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://launchpadlibrarian.net/96471251/lightdm.secure-cleanup.debdiff"
}
],
"sourceIdentifier": "security@ubuntu.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-264"
}
],
"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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