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CVE-2007-5101

18
FAUCET Score

CVE-2007-5101 describes a privilege escalation vulnerability in ChironFS before version 1.0 RC7, where file ownership is incorrectly assigned to the mounter instead of the creator. This flaw allows local users to gain elevated privileges. With a CVSS score of 7.2, it is considered highly severe due to its low attack complexity and complete impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.0_rc6CPE matchmatch criteria
cpe:2.3:a:furquim:chironfs:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

AV:L/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.43%
Probability of exploitation in next 30 days
EPSS Percentile
35.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0043 is in the 51st percentile among its peer group of 3,237 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

code.google.com / p/chironfs/issues/detail
Exploit
furquim.org / chironfs/Changelog.html
osvdb.org / 40586
secunia.com / advisories/26943
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/36751
securityfocus.com / bid/25780