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CVE-2010-0789 Detail

Description

fusermount in FUSE before 2.7.5, and 2.8.x before 2.8.2, allows local users to unmount an arbitrary FUSE filesystem share via a symlink attack on a mountpoint.


Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  N/A
NVD assessment not yet provided.


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have not published a CVSS score for this CVE at this time. NVD Analysts use publicly available information at the time of analysis to associate CVSS vector strings.

Vendor Statements (disclaimer)

Official Statement from Red Hat (04/07/2010)

Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2010-0789 This issue affects Red Hat Enterprise Linux 5 because it ships fusermount suid root, however the impact of this flaw is minimized due to the fact that only members in group fuse may use it the executable is owned root:fuse and mode 4750. Red Hat Enterprise Linux 3 and 4 do not provide the fuse package. The Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw. More information regarding issue severity can be found here: http://www.redhat.com/security/updates/classification/

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=567633
http://lists.fedoraproject.org/pipermail/package-announce/2010-February/034518.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-February/034580.html
http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.html
http://sourceforge.net/projects/fuse/files/ReleaseNotes/fuse-2.8.3.html/view
http://sourceforge.net/projects/fuse/files/fuse-2.X/2.7.5/fuse-2.7.5.tar.gz/download Patch 
http://www.debian.org/security/2010/dsa-1989 Patch 
http://www.securityfocus.com/bid/37983 Patch 
http://www.ubuntu.com/usn/USN-892-1
http://www.vupen.com/english/advisories/2010/1107
https://bugzilla.redhat.com/show_bug.cgi?id=532940 Patch 
https://bugzilla.redhat.com/show_bug.cgi?id=558833
https://exchange.xforce.ibmcloud.com/vulnerabilities/55945

Weakness Enumeration

CWE-ID CWE Name Source
CWE-59 Improper Link Resolution Before File Access ('Link Following') cwe source acceptance level NIST  

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2010-0789
NVD Published Date:
03/02/2010
NVD Last Modified:
08/16/2017
Source:
MITRE