CVE-2015-3202

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
3.6 UNKNOWN
LOCAL
LOW
AV:L/AC:L/Au:N/C:N/I:P/A:P
redhatCNA
---
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CVEADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 42%
VendorProductVersion
debiandebian_linux
8.0
fuse_projectfuse
𝑥
≤ 2.9.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
fuse
bullseye
2.9.9-5
fixed
bookworm
2.9.9-6
fixed
sid
2.9.9-9
fixed
trixie
2.9.9-9
fixed
ntfs-3g
bullseye
1:2017.3.23AR.3-4+deb11u4
fixed
bullseye (security)
1:2017.3.23AR.3-4+deb11u3
fixed
bookworm
1:2022.10.3-1
fixed
sid
1:2022.10.3-5
fixed
trixie
1:2022.10.3-5
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
fuse
vivid
Fixed 2.9.2-4ubuntu4.15.04.1
released
utopic
Fixed 2.9.2-4ubuntu4.14.10.1
released
trusty
Fixed 2.9.2-4ubuntu4.14.04.1
released
precise
Fixed 2.8.6-2ubuntu2.1
released
ntfs-3g
vivid
Fixed 1:2014.2.15AR.3-1ubuntu0.2
released
utopic
not-affected
trusty
not-affected
precise
not-affected
Common Weakness Enumeration
References
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159298.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159543.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159683.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159831.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160094.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160106.html
http://lists.opensuse.org/opensuse-updates/2015-06/msg00005.html
http://lists.opensuse.org/opensuse-updates/2015-06/msg00007.html
http://packetstormsecurity.com/files/132021/Fuse-Local-Privilege-Escalation.html
http://www.debian.org/security/2015/dsa-3266
http://www.debian.org/security/2015/dsa-3268
http://www.openwall.com/lists/oss-security/2015/05/21/9
http://www.securityfocus.com/bid/74765
http://www.securitytracker.com/id/1032386
http://www.ubuntu.com/usn/USN-2617-1
http://www.ubuntu.com/usn/USN-2617-2
http://www.ubuntu.com/usn/USN-2617-3
https://gist.github.com/taviso/ecb70eb12d461dd85cba
https://security.gentoo.org/glsa/201603-04
https://security.gentoo.org/glsa/201701-19
https://twitter.com/taviso/status/601370527437967360
https://www.exploit-db.com/exploits/37089/
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159298.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159543.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159683.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/159831.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160094.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160106.html
http://lists.opensuse.org/opensuse-updates/2015-06/msg00005.html
http://lists.opensuse.org/opensuse-updates/2015-06/msg00007.html
http://packetstormsecurity.com/files/132021/Fuse-Local-Privilege-Escalation.html
http://www.debian.org/security/2015/dsa-3266
http://www.debian.org/security/2015/dsa-3268
http://www.openwall.com/lists/oss-security/2015/05/21/9
http://www.securityfocus.com/bid/74765
http://www.securitytracker.com/id/1032386
http://www.ubuntu.com/usn/USN-2617-1
http://www.ubuntu.com/usn/USN-2617-2
http://www.ubuntu.com/usn/USN-2617-3
https://gist.github.com/taviso/ecb70eb12d461dd85cba
https://security.gentoo.org/glsa/201603-04
https://security.gentoo.org/glsa/201701-19
https://twitter.com/taviso/status/601370527437967360
https://www.exploit-db.com/exploits/37089/