How severe is CVE-2016-1233?

CVE-2016-1233 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-1233 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-1233?

CVE-2016-1233 affects Debian Fuse. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-1233?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2016-1233 published?

CVE-2016-1233 was published on 2016-01-26 and last updated on 2026-06-17.

CVE-2016-1233

CVE-2016-1233 is a high-severity vulnerability in Debian Fuse with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Debian Fuse
Published: 2016-01-26
Last modified: 2026-06-17

Description

An unspecified udev rule in the Debian fuse package in jessie before 2.9.3-15+deb8u2, in stretch before 2.9.5-1, and in sid before 2.9.5-1 sets world-writable permissions for the /dev/cuse character device, which allows local users to gain privileges via a character device in /dev, related to an ioctl.

Frequently asked questions

What is CVE-2016-1233?: An unspecified udev rule in the Debian fuse package in jessie before 2.9.3-15+deb8u2, in stretch before 2.9.5-1, and in sid before 2.9.5-1 sets world-writable permissions for the /dev/cuse character device, which allows local users to gain privileges via a character device in /dev, related to an ioctl.
How severe is CVE-2016-1233?: CVE-2016-1233 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-1233 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-1233?: CVE-2016-1233 affects Debian Fuse. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-1233?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2016-1233 published?: CVE-2016-1233 was published on 2016-01-26 and last updated on 2026-06-17.

References

http://www.debian.org/security/2016/dsa-3451

Affected products (1)

cpe:2.3:a:debian:fuse:*:*:*:*:*:*:*:*

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