Vulnerability in Flatpak
CVE-2018-6560
In dbus-proxy/flatpak-proxy.c in Flatpak before 0.8.9, and 0.9.x and 0.10.x before 0.10.3, crafted D-Bus messages to the host can be used to break out of the sandbox, because whitespace handling in the proxy is not identical to whitespace handling in the daemon.
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: 0.004 (32.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Flatpak
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Server Aus — versions 7.6
- Red Hat Enterprise Linux Server Eus — versions 7.5, 7.6
- Red Hat Enterprise Linux Server Tus — versions 7.6
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
References
- github.com/flatpak/flatpak/commit/52346bf187b5a7f1c0fe9075b328b7ad6abe78f6 (Patch, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:2766 (vendor-advisory, Third Party Advisory)
- github.com/flatpak/flatpak/releases/tag/0.10.3 (Release Notes)
- github.com/flatpak/flatpak/releases/tag/0.8.9 (Release Notes)
Frequently asked questions
- What is CVE-2018-6560?
- CVE-2018-6560 is a high-severity vulnerability in Flatpak, classified under CWE-436. CVSS score: 8.8/10. Published 2018-02-02.
- How severe is CVE-2018-6560?
- High severity. CVSS v3 base score is 8.8 out of 10.