CVE-2019-8308

Name: CVE-2019-8308
Creator: NVD / NIST
Published: 2019-02-12T23:29:00.317+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.47%

Last modified Jun 17, 2026

CVE-2019-8308 is a vulnerability of currently unknown severity. Flatpak before 1.0.7, and 1.1.x and 1.2.x before 1.2.3, exposes /proc in the apply_extra script sandbox, which allows attackers to modify a host-side executable file.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

Flatpak before 1.0.7, and 1.1.x and 1.2.x before 1.2.3, exposes /proc in the apply_extra script sandbox, which allows attackers to modify a host-side executable file.

Metrics

EPSS Probability

0.47%

36.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-668

Affected Software

Vendor	Product	Versions
Flatpak	Flatpak	< 1.0.7
Flatpak	Flatpak	>= 1.1.0, <= 1.1.3
Flatpak	Flatpak	>= 1.2.0, <= 1.2.3
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0
Redhat	Enterprise Linux Desktop	7.0
Redhat	Enterprise Linux Server	7.0
Redhat	Enterprise Linux Server Aus	7.6
Redhat	Enterprise Linux Server Eus	7.6
Redhat	Enterprise Linux Server Tus	7.6
Redhat	Enterprise Linux Workstation	7.0

References

http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00088.html
https://access.redhat.com/errata/RHSA-2019:0375Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=922059Issue Tracking, Mailing List, Third Party Advisory
https://github.com/flatpak/flatpak/releases/tag/1.0.7Third Party Advisory
https://github.com/flatpak/flatpak/releases/tag/1.2.3Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00088.html
https://access.redhat.com/errata/RHSA-2019:0375Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=922059Issue Tracking, Mailing List, Third Party Advisory
https://github.com/flatpak/flatpak/releases/tag/1.0.7Third Party Advisory
https://github.com/flatpak/flatpak/releases/tag/1.2.3Third Party Advisory

Timeline

Published: Feb 12, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-8308?

Flatpak before 1.0.7, and 1.1.x and 1.2.x before 1.2.3, exposes /proc in the apply_extra script sandbox, which allows attackers to modify a host-side executable file.

How severe is CVE-2019-8308?

Severity scoring for CVE-2019-8308 is pending analysis. The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.

How do I fix CVE-2019-8308?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-8308?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST