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CVE-2016-9016

21
FAUCET Score

CVE-2016-9016 describes a critical vulnerability in Firejail version 0.9.38.4, allowing a local attacker to execute arbitrary commands outside of the sandbox environment. This is achieved through a crafted TIOCSTI ioctl call, bypassing the intended security isolation. The vulnerability carries a high CVSSv3 score of 8.8, indicating a severe impact with high confidentiality, integrity, and availability compromise, requiring only low privileges and local access. Despite its severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.9.38.4CPE matchmatch criteria
cpe:2.3:a:firejail_project:firejail:0.9.38.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.0
Impact Score
6.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.35%
Probability of exploitation in next 30 days
EPSS Percentile
27.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0035 is in the 66th percentile among its peer group of 16,994 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

openwall.com / lists/oss-security/2016/10/25/3
Issue TrackingPatchThird Party Advisory
openwall.com / lists/oss-security/2016/10/25/9
Issue TrackingPatchThird Party Advisory
securityfocus.com / bid/93899
Third Party AdvisoryVDB Entry