Auth bypass in Firejail Project
CVE-2017-5180
Firejail before 0.9.44.4 and 0.9.38.x LTS before 0.9.38.8 LTS does not consider the .Xauthority case during its attempt to prevent accessing user files with an euid of zero, which allows local users to conduct sandbox-escape attacks via vectors involving a symlink and the --private option.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.007 (52.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securityfocus.com/bid/95298 (VDB Entry, Third Party Advisory, vdb-entry)
- firejail.wordpress.com/download-2/release-notes/ (Release Notes, Vendor Advisory)
- security.gentoo.org/glsa/201701-62 (vendor-advisory, Third Party Advisory)
- openwall.com/lists/oss-security/2017/01/04/2 (Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-5180?
- CVE-2017-5180 is a high-severity vulnerability in Firejail Project, classified under Missing Authorization. CVSS score: 8.8/10. Published 2017-02-09.
- How severe is CVE-2017-5180?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2017-5180 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.