CVE-2011-3628

Untrusted search path vulnerability in pam_motd (aka the MOTD module) in libpam-modules before 1.1.3-2ubuntu2.1 on Ubuntu 11.10, before 1.1.2-2ubuntu8.4 on Ubuntu 11.04, before 1.1.1-4ubuntu2.4 on Ubuntu 10.10, before 1.1.1-2ubuntu5.4 on Ubuntu 10.04 LTS, and before 0.99.7.1-5ubuntu6.5 on Ubuntu 8.04 LTS, when using certain configurations such as "session optional pam_motd.so", allows local users to gain privileges by modifying the PATH environment variable to reference a malicious command, as demonstrated via uname.

CVSS v2.0 6.9 MEDIUM

6.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 3.4 / Impact : 10.0

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://www.ubuntu.com/usn/USN-1237-1	Vendor Advisory
https://bugs.launchpad.net/ubuntu/%2Bsource/pam/%2Bbug/610125
http://www.ubuntu.com/usn/USN-1237-1	Vendor Advisory
https://bugs.launchpad.net/ubuntu/%2Bsource/pam/%2Bbug/610125

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:canonical:libpam-modules:0.9.7:::::::*
	cpe:2.3:a:canonical:libpam-modules:1.1.1:::::::*
	cpe:2.3:a:canonical:libpam-modules:1.1.2:::::::*
	cpe:2.3:a:canonical:libpam-modules:1.1.3:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:8.04:-:lts:::::*
	cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:::::*
	cpe:2.3:o:canonical:ubuntu_linux:10.10:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:11.04:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:11.10:::::::*

History

21 Nov 2024, 01:30

Type	Values Removed	Values Added
References	~~() http://www.ubuntu.com/usn/USN-1237-1 - Vendor Advisory~~	() http://www.ubuntu.com/usn/USN-1237-1 - Vendor Advisory
References	~~() https://bugs.launchpad.net/ubuntu/%2Bsource/pam/%2Bbug/610125 -~~	() https://bugs.launchpad.net/ubuntu/%2Bsource/pam/%2Bbug/610125 -

Information

Published : 2014-04-15 23:55

Updated : 2024-11-21 01:30

NVD link : CVE-2011-3628

Mitre link : CVE-2011-3628

CVE.ORG link : CVE-2011-3628

JSON object : View

Products Affected

canonical

libpam-modules
ubuntu_linux

CWE

NVD-CWE-Other

{"id": "CVE-2011-3628", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2014-04-15T23:55:07.297", "references": [{"url": "http://www.ubuntu.com/usn/USN-1237-1", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugs.launchpad.net/ubuntu/%2Bsource/pam/%2Bbug/610125", "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-1237-1", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugs.launchpad.net/ubuntu/%2Bsource/pam/%2Bbug/610125", "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": "Untrusted search path vulnerability in pam_motd (aka the MOTD module) in libpam-modules before 1.1.3-2ubuntu2.1 on Ubuntu 11.10, before 1.1.2-2ubuntu8.4 on Ubuntu 11.04, before 1.1.1-4ubuntu2.4 on Ubuntu 10.10, before 1.1.1-2ubuntu5.4 on Ubuntu 10.04 LTS, and before 0.99.7.1-5ubuntu6.5 on Ubuntu 8.04 LTS, when using certain configurations such as \"session optional pam_motd.so\", allows local users to gain privileges by modifying the PATH environment variable to reference a malicious command, as demonstrated via uname."}, {"lang": "es", "value": "Vulnerabilidad de b\u00fasqueda de ruta no confiable en pam_motd (tambi\u00e9n conocido como el modulo MOTD) en libpam-modules anterior a 1.1.3-2ubuntu2.1 en Ubuntu 11.10, anterior a 1.1.2-2ubuntu8.4 en Ubuntu 11.04, anterior a 1.1.1-4ubuntu2.4 en Ubuntu 10.10, anterior a 1.1.1-2ubuntu5.4 en Ubuntu 10.04 LTS, y anterior a 0.99.7.1-5ubuntu6.5 en Ubuntu 8.04 LTS, cuando se usan ciertas configuraciones tales como \"sesiones opcionales en pam_motd.so\", permite a usuarios locales ganar privilegios mediante la modificaci\u00f3n de la variable de entorno PATH para referenciar comandos maliciosos, como se demostr\u00f3 a trav\u00e9s de uname."}], "lastModified": "2024-11-21T01:30:52.860", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:canonical:libpam-modules:0.9.7:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6A9D1AEE-4A49-4597-874C-17B7594979CF"}, {"criteria": "cpe:2.3:a:canonical:libpam-modules:1.1.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3E5D71CF-88D6-42CC-85DD-60FC1EBF070A"}, {"criteria": "cpe:2.3:a:canonical:libpam-modules:1.1.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D5BCE095-762D-4EDB-8D59-8220A77D3C1B"}, {"criteria": "cpe:2.3:a:canonical:libpam-modules:1.1.3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "21685E73-4374-4176-9EE8-290E4814C922"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:8.04:-:lts:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D6DFE2D3-46E2-4D0C-8508-30307D654560"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7118F616-25CA-4E34-AA13-4D14BB62419F"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "87614B58-24AB-49FB-9C84-E8DDBA16353B"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EF49D26F-142E-468B-87C1-BABEA445255C"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E4174F4F-149E-41A6-BBCC-D01114C05F38"}], "operator": "OR"}]}], "evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/426.html\n\n\"CWE-426: Untrusted Search Path\"", "sourceIdentifier": "secalert@redhat.com"}