FKIE_CVE-2011-3152
Vulnerability from fkie_nvd - Published: 2014-04-27 20:55 - Updated: 2026-05-06 22:30
Severity
Summary
DistUpgrade/DistUpgradeFetcherCore.py in Update Manager before 1:0.87.31.1, 1:0.134.x before 1:0.134.11.1, 1:0.142.x before 1:0.142.23.1, 1:0.150.x before 1:0.150.5.1, and 1:0.152.x before 1:0.152.25.5 on Ubuntu 8.04 through 11.10 does not verify the GPG signature before extracting an upgrade tarball, which allows man-in-the-middle attackers to (1) create or overwrite arbitrary files via a directory traversal attack using a crafted tar file, or (2) bypass authentication via a crafted meta-release file.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| canonical | update-manager | * | |
| canonical | update-manager | 1\ | |
| canonical | update-manager | 1\ | |
| canonical | update-manager | 1\ | |
| canonical | update-manager | 1\ | |
| canonical | ubuntu_linux | 8.04 | |
| canonical | ubuntu_linux | 10.04 | |
| canonical | ubuntu_linux | 10.10 | |
| canonical | ubuntu_linux | 11.04 | |
| canonical | ubuntu_linux | 11.10 |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
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"criteria": "cpe:2.3:a:canonical:update-manager:*:*:*:*:*:*:*:*",
"matchCriteriaId": "6E6222C1-BE30-494E-9956-37DCC11200A6",
"versionEndIncluding": "1\\:0.87.24",
"vulnerable": true
},
{
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"matchCriteriaId": "3BC72F6F-A738-47DC-ACE0-C4D00AD6426E",
"vulnerable": true
},
{
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"matchCriteriaId": "EA72C593-8B42-4683-BE81-E87CE26FDCF4",
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"vulnerable": true
},
{
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"matchCriteriaId": "ECE75579-DB27-4944-AB3F-BDC77A895E0A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:8.04:-:lts:*:*:*:*:*",
"matchCriteriaId": "D6DFE2D3-46E2-4D0C-8508-30307D654560",
"vulnerable": true
},
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"matchCriteriaId": "7118F616-25CA-4E34-AA13-4D14BB62419F",
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},
{
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"matchCriteriaId": "87614B58-24AB-49FB-9C84-E8DDBA16353B",
"vulnerable": true
},
{
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"matchCriteriaId": "EF49D26F-142E-468B-87C1-BABEA445255C",
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},
{
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"matchCriteriaId": "E4174F4F-149E-41A6-BBCC-D01114C05F38",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "DistUpgrade/DistUpgradeFetcherCore.py in Update Manager before 1:0.87.31.1, 1:0.134.x before 1:0.134.11.1, 1:0.142.x before 1:0.142.23.1, 1:0.150.x before 1:0.150.5.1, and 1:0.152.x before 1:0.152.25.5 on Ubuntu 8.04 through 11.10 does not verify the GPG signature before extracting an upgrade tarball, which allows man-in-the-middle attackers to (1) create or overwrite arbitrary files via a directory traversal attack using a crafted tar file, or (2) bypass authentication via a crafted meta-release file."
},
{
"lang": "es",
"value": "DistUpgrade/DistUpgradeFetcherCore.py en Update Manager anterior a 1:0.87.31.1, 1:0.134.x anterior a 1:0.134.11.1, 1:0.142.x anterior a 1:0.142.23.1, 1:0.150.x anterior a 1:0.150.5.1 y 1:0.152.x anterior a 1:0.152.25.5 en Ubuntu 8.04 hasta 11.10 no verifica la firma GPG antes de extraer un tarball actualizazci\u00f3n, lo que permite a atacantes man-the-middle (1) crear o sobrescribir archivos arbitrarios a trav\u00e9s de un ataque de salto de directorio mediante el uso de un archivo TAR manipulado o (2) evadir autenticaci\u00f3n a trav\u00e9s de un archivo meta-release manipulado."
}
],
"id": "CVE-2011-3152",
"lastModified": "2026-05-06T22:30:45.220",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 6.4,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 4.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2014-04-27T20:55:23.463",
"references": [
{
"source": "cve@mitre.org",
"url": "http://secunia.com/advisories/47024"
},
{
"source": "cve@mitre.org",
"url": "http://www.osvdb.org/77642"
},
{
"source": "cve@mitre.org",
"url": "http://www.securityfocus.com/bid/50833"
},
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "http://www.ubuntu.com/usn/USN-1284-1"
},
{
"source": "cve@mitre.org",
"url": "https://bugs.launchpad.net/ubuntu/%2Bsource/update-manager/%2Bbug/881548"
},
{
"source": "cve@mitre.org",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/71494"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/47024"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.osvdb.org/77642"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/bid/50833"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://www.ubuntu.com/usn/USN-1284-1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://bugs.launchpad.net/ubuntu/%2Bsource/update-manager/%2Bbug/881548"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/71494"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-310"
}
],
"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
- 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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