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 7y ago modified 4mo 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
Is CVE-2019-11502 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerVendor 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 productsnot 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, 2026-11-09).
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
-
github.com
/snapcore/snapd/commit/bdbfeebef03245176ae0dc323392bb0522a339b1
patch, third-party-advisory
-
openwall.com
/lists/oss-security/2019/04/18/4
exploit, mailing-list, patch, third-party-advisory
-
openwall.com
/lists/oss-security/2019/04/25/7
mailing-list, third-party-advisory
Sources
- CVE List CVE-2019-11502
- NVD CVE-2019-11502
Fencer Intel 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.