Privilege escalation in Ntfs-3g
CVE-2017-0358
Jann Horn of Google Project Zero discovered that NTFS-3G, a read-write NTFS driver for FUSE, does not scrub the environment before executing modprobe with elevated privileges. A local user can take advantage of this flaw for local root privilege escalation.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.022 (81.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: -0.000
Affected products
- Ntfs-3g
- Tuxera Ntfs-3g
- Debian Linux — versions 8.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security.gentoo.org/glsa/201702-10 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2017/dsa-3780 (vendor-advisory)
- www.exploit-db.com/exploits/41240/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- www.exploit-db.com/exploits/41356/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- www.securityfocus.com/bid/95987 (VDB Entry, Third Party Advisory, vdb-entry)
- marc.info/ (mailing-list, Exploit, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2017/02/04/1 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-0358?
- CVE-2017-0358 is a high-severity vulnerability in Ntfs-3g, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2018-04-13.
- How severe is CVE-2017-0358?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2017-0358 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.