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CVE-2015-3202

UnknownEPSS 1.01%

Last modified

CVE-2015-3202 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.01% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability
1.01%

58.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DebianDebian Linux8.0
Fuse ProjectFuse<= 2.9.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2015-3202?
Severity scoring for CVE-2015-3202 is pending analysis. The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.
How do I fix CVE-2015-3202?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-3202?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST