CVE-2023-28100

Published on: Not Yet Published

Last Modified on: 04/18/2023 01:37:00 PM UTC

CVE-2023-28100 - advisory for GHSA-7qpw-3vjv-xrqp

Source: Mitre Source: NIST CVE.ORG Print: PDF PDF
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Certain versions of Flatpak from Flatpak contain the following vulnerability:

Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. Versions prior to 1.10.8, 1.12.8, 1.14.4, and 1.15.4 contain a vulnerability similar to CVE-2017-5226, but using the `TIOCLINUX` ioctl command instead of `TIOCSTI`. If a Flatpak app is run on a Linux virtual console such as `/dev/tty1`, it can copy text from the virtual console and paste it into the command buffer, from which the command might be run after the Flatpak app has exited. Ordinary graphical terminal emulators like xterm, gnome-terminal and Konsole are unaffected. This vulnerability is specific to the Linux virtual consoles `/dev/tty1`, `/dev/tty2` and so on. A patch is available in versions 1.10.8, 1.12.8, 1.14.4, and 1.15.4. As a workaround, don't run Flatpak on a Linux virtual console. Flatpak is primarily designed to be used in a Wayland or X11 graphical environment.

  • CVE-2023-28100 has been assigned by URL Logo security-adviso[email protected] to track the vulnerability - currently rated as MEDIUM severity.
  • Affected Vendor/Software: URL Logo flatpak - flatpak version = < 1.10.8
  • Affected Vendor/Software: URL Logo flatpak - flatpak version = >= 1.12.0, < 1.12.8
  • Affected Vendor/Software: URL Logo flatpak - flatpak version = >= 1.14.0, < 1.14.4
  • Affected Vendor/Software: URL Logo flatpak - flatpak version = >= 1.15.0, < 1.15.4

CVSS3 Score: 6.5 - MEDIUM

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
LOCAL LOW LOW NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
CHANGED NONE NONE HIGH

CVE References

Description Tags Link
run: Prevent TIOCLINUX ioctl, the same as TIOCSTI · flatpak/flatpak@8e63de9 · GitHub github.com
text/html
URL Logo MISC github.com/flatpak/flatpak/commit/8e63de9a7d3124f91140fc74f8ca9ed73ed53be9
CVE-2023-28100: TIOCLINUX can send commands outside sandbox if running on a virtual console · Advisory · flatpak/flatpak · GitHub github.com
text/html
URL Logo MISC github.com/flatpak/flatpak/security/advisories/GHSA-7qpw-3vjv-xrqp
'Re: [oss-security] TTY pushback vulnerabilities / TIOCSTI' - MARC marc.info
text/x-c
URL Logo MISC marc.info/?l=oss-security&m=167879021709955&w=2

Related QID Numbers

  • 181864 Debian Security Update for flatpak (CVE-2023-28100)
  • 283814 Fedora Security Update for flatpak (FEDORA-2023-b0717d8c45)
  • 283849 Fedora Security Update for flatpak (FEDORA-2023-9fbc701e0d)
  • 284241 Fedora Security Update for flatpak (FEDORA-2023-508e400dec)
  • 355585 Amazon Linux Security Advisory for flatpak : ALAS2-2023-2134
  • 753858 SUSE Enterprise Linux Security Update for flatpak (SUSE-SU-2023:1714-1)
  • 753859 SUSE Enterprise Linux Security Update for flatpak (SUSE-SU-2023:1713-1)
  • 753883 SUSE Enterprise Linux Security Update for flatpak (SUSE-SU-2023:1712-1)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationFlatpakFlatpakAllAllAllAll
  • cpe:2.3:a:flatpak:flatpak:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2023-28100 : Flatpak is a system for building, distributing, and running sandboxed desktop applications on… twitter.com/i/web/status/1… 2023-03-16 16:01:18
Reddit Logo Icon /r/netcve CVE-2023-28100 2023-03-16 16:38:38
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