CVE-2019-7304
CriticalPublic exploitCanonical snapd before version 2.37.1 incorrectly performed socket owner validation, allowing an attacker to run arbitrary commands as root.
Published Apr 23, 2019 · Updated Aug 4, 2026 · Also known as DEBIAN-CVE-2019-7304, UBUNTU-CVE-2019-7304, USN-3887-1
Key Facts
Patch immediately- CVE-2019-7304 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Snapd (Canonical), Ubuntu Linux (Canonical).
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 61% probability of exploitation in the next 30 days.
- Fixed versions are available, including Snapd 2.37.1, Snapd 2.34.2+18.04.1, Snapd 2.34.2~14.04.1.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
61%
Higher than 99.1% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2019-7304 brief as a PDF
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Description
Canonical snapd before version 2.37.1 incorrectly performed socket owner validation, allowing an attacker to run arbitrary commands as root. This issue affects: Canonical snapd versions prior to 2.37.1.
Affected Products
20 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| SnapdCanonical | >= unspecified | 2.37.1 |
| Ubuntu LinuxCanonical | 14.04, 16.04, 18.04, 18.10 | n/a |
Patched Releases
Snapd
2.37.1, 2.34.2+18.04.1, 2.34.2~14.04.1, 2.34.2ubuntu0.1, 2.37.1-1
Timeline
Publicly disclosed
Apr 23, 2019
Last updated
Aug 4, 2026
Weakness Type
- CWE-863 Incorrect Authorization
References
- advisoryhttps://launchpad.net/bugs/1813365
- advisoryhttps://security-tracker.debian.org/tracker/CVE-2019-7304
- advisoryhttps://ubuntu.com/security/CVE-2019-7304
- advisoryhttps://ubuntu.com/security/notices/USN-3887-1
- advisoryhttps://usn.ubuntu.com/3887-1/
FAQ
Common Questions.
Canonical snapd before version 2.37.1 incorrectly performed socket owner validation, allowing an attacker to run arbitrary commands as root.
Affected: Snapd (Canonical) versions >= unspecified; Ubuntu Linux (Canonical) versions 14.04, 16.04, 18.04, 18.10. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Snapd 2.37.1, Snapd 2.34.2+18.04.1, Snapd 2.34.2~14.04.1.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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