Vulnerability in Alpine Linux
CVE-2019-5021
Versions of the Official Alpine Linux Docker images (since v3.3) contain a NULL password for the `root` user. This vulnerability appears to be the result of a regression introduced in December of 2015. Due to the nature of this issue, syst…
EPSS: 0.030 (86.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- N/a Alpine Linux — versions Alpine Docker 3.3 Alpine Docker 3.4 Alpine Docker 3.5 Alpine Docker 3.6 Alpine Docker 3.7 Alpine Docker 3.8 Alpine Docker 3.9 Alpine Docker Edge
Weakness classification (CWE)
Public proof-of-concept exploits
References
- 108288 (vdb-entry, x_refsource_BID)
- openSUSE-SU-2019:1495 (vendor-advisory, x_refsource_SUSE)
- talosintelligence.com/vulnerability_reports/TALOS-2019-0782 (x_refsource_MISC)
- security.netapp.com/advisory/ntap-20190510-0001/ (x_refsource_CONFIRM)
- alpinelinux.org/posts/Docker-image-vulnerability-CVE-2019-5021.html (x_refsource_MISC)
- support.f5.com/csp/article/K25551452 (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2019-5021?
- CVE-2019-5021 is a critical-severity vulnerability in Alpine Linux, classified under CWE-258. CVSS score: 9.8/10. Published 2019-05-08.
- How severe is CVE-2019-5021?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2019-5021 known to be exploited?
- 11 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.