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Fencer Vulns
high 7.5

CVE-2019-11502 json

snap-confine in snapd before 2.38 incorrectly set the ownership of a snap application to the uid and gid of the first calling user.

published 2019-04-24 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-3175

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.5%
EPSS 2.5% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

snap-confine in snapd before 2.38 incorrectly set the ownership of a snap application to the uid and gid of the first calling user. Consequently, that user had unintended access to a private /tmp directory.

Patch / fix

  • canonical snapd 2.38
  • snapd Debian 14, Debian 13, Debian 12 2.40-1

debian advisories DEBIAN-CVE-2019-11502

  • snapd Ubuntu 14.04 LTS 2.38~14.04
  • snapd Ubuntu 16.04 LTS 2.38
  • snapd Ubuntu 18.04 LTS 2.38+18.04

ubuntu advisories UBUNTU-CVE-2019-11502

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-11502 updated cvss 5.9

snapd: incorrect setting of ownership leads to access private /tmp directory

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.49% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • openwall.com https://www.openwall.com/lists/oss-security/2019/04/18/4 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-59 Improper Link Resolution Before File Access

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.