CVE-2019-11485 json
apport created lock file in wrong directory
published 2020-02-08 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-3158
- cvss
- 3.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 17%
- public exploits
- 0
- none known
Summary
Sander Bos discovered Apport's lock file was in a world-writable directory which allowed all users to prevent crash handling.
Patch / fix
- Canonical apport 2.14.1-0ubuntu3.29+esm2, 2.20.1-0ubuntu2.20, 2.20.9-0ubuntu7.8, 2.20.11-0ubuntu8.1
- apport Ubuntu 16.04 LTS 2.20.1-0ubuntu2.20
- apport Ubuntu 18.04 LTS 2.20.9-0ubuntu7.8
- apport Ubuntu Pro 14.04 LTS 2.14.1-0ubuntu3.29+esm2
ubuntu advisories UBUNTU-CVE-2019-11485
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
Exploit prediction
0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 3.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| NVD | 3.1 | 3.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| NVD | 2.0 | 2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |
Affected products
- Canonical apport
Classification
- Weakness
-
- CWE-412 Unrestricted Externally Accessible Lock
References
-
usn.ubuntu.com
/usn/usn-4171-1
third-party-advisory
-
usn.ubuntu.com
/usn/usn-4171-2
third-party-advisory
Sources
- CVE List CVE-2019-11485
- NVD CVE-2019-11485
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.