CVE-2015-3202 (GCVE-0-2015-3202)

Vulnerability from cvelistv5 – Published: 2015-07-02 21:16 – Updated: 2024-08-06 05:39
VLAI?
Summary
fusermount in FUSE before 2.9.3-15 does not properly clear the environment before invoking (1) mount or (2) umount as root, which allows local users to write to arbitrary files via a crafted LIBMOUNT_MTAB environment variable that is used by mount's debugging feature.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
http://www.debian.org/security/2015/dsa-3268 vendor-advisoryx_refsource_DEBIAN
http://www.ubuntu.com/usn/USN-2617-1 vendor-advisoryx_refsource_UBUNTU
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://www.securitytracker.com/id/1032386 vdb-entryx_refsource_SECTRACK
https://gist.github.com/taviso/ecb70eb12d461dd85cba x_refsource_MISC
http://www.securityfocus.com/bid/74765 vdb-entryx_refsource_BID
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://lists.opensuse.org/opensuse-updates/2015-0… vendor-advisoryx_refsource_SUSE
http://www.debian.org/security/2015/dsa-3266 vendor-advisoryx_refsource_DEBIAN
https://security.gentoo.org/glsa/201603-04 vendor-advisoryx_refsource_GENTOO
http://www.ubuntu.com/usn/USN-2617-2 vendor-advisoryx_refsource_UBUNTU
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
https://security.gentoo.org/glsa/201701-19 vendor-advisoryx_refsource_GENTOO
http://www.openwall.com/lists/oss-security/2015/05/21/9 mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-updates/2015-0… vendor-advisoryx_refsource_SUSE
http://packetstormsecurity.com/files/132021/Fuse-… x_refsource_MISC
https://twitter.com/taviso/status/601370527437967360 x_refsource_MISC
https://www.exploit-db.com/exploits/37089/ exploitx_refsource_EXPLOIT-DB
http://www.ubuntu.com/usn/USN-2617-3 vendor-advisoryx_refsource_UBUNTU
Show details on NVD website
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    "nvd": "{\"cve\":{\"id\":\"CVE-2015-3202\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2015-07-02T21:59:03.143\",\"lastModified\":\"2025-04-12T10:46:40.837\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"fusermount in FUSE before 2.9.3-15 does not properly clear the environment before invoking (1) mount or (2) umount as root, which allows local users to write to arbitrary files via a crafted LIBMOUNT_MTAB environment variable that is used by mount\u0027s debugging feature.\"},{\"lang\":\"es\",\"value\":\"fusermount en FUSE anterior a 2.9.3-15 no limpia correctamente el entorno antes de llamar a (1) mount o (2) umount como root, lo que permite a usuarios locales escribir en ficheros arbitrarios a trav\u00e9s de una variable de entorno LIBMOUNT_MTAB manipulada que es utilizada por la caracter\u00edstica de depuraci\u00f3n de mount.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:N/I:P/A:P\",\"baseScore\":3.6,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":3.9,\"impactScore\":4.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-264\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fuse_project:fuse:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"2.9.2\",\"matchCriteriaId\":\"9C4B0DBD-CA99-41CD-BB36-C700296D5DA3\"}]}]}],\"references\":[{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159298.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159543.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159683.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159831.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160094.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160106.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2015-06/msg00005.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2015-06/msg00007.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://packetstormsecurity.com/files/132021/Fuse-Local-Privilege-Escalation.html\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.debian.org/security/2015/dsa-3266\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.debian.org/security/2015/dsa-3268\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2015/05/21/9\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Exploit\"]},{\"url\":\"http://www.securityfocus.com/bid/74765\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.securitytracker.com/id/1032386\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.ubuntu.com/usn/USN-2617-1\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.ubuntu.com/usn/USN-2617-2\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://www.ubuntu.com/usn/USN-2617-3\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://gist.github.com/taviso/ecb70eb12d461dd85cba\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Exploit\"]},{\"url\":\"https://security.gentoo.org/glsa/201603-04\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://security.gentoo.org/glsa/201701-19\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://twitter.com/taviso/status/601370527437967360\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://www.exploit-db.com/exploits/37089/\",\"source\":\"secalert@redhat.com\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159298.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159543.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159683.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159831.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160094.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160106.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2015-06/msg00005.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2015-06/msg00007.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://packetstormsecurity.com/files/132021/Fuse-Local-Privilege-Escalation.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.debian.org/security/2015/dsa-3266\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.debian.org/security/2015/dsa-3268\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2015/05/21/9\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\"]},{\"url\":\"http://www.securityfocus.com/bid/74765\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securitytracker.com/id/1032386\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.ubuntu.com/usn/USN-2617-1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.ubuntu.com/usn/USN-2617-2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.ubuntu.com/usn/USN-2617-3\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://gist.github.com/taviso/ecb70eb12d461dd85cba\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\"]},{\"url\":\"https://security.gentoo.org/glsa/201603-04\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.gentoo.org/glsa/201701-19\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://twitter.com/taviso/status/601370527437967360\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.exploit-db.com/exploits/37089/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}


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Taxonomy of the tags.




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.



Detection rules are retrieved from Rulezet.