Privilege escalation in Archlinux Arch_linux
CVE-2020-5291
Bubblewrap (bwrap) before version 0.4.1, if installed in setuid mode and the kernel supports unprivileged user namespaces, then the `bwrap --userns2` option can be used to make the setuid process keep running as root while being traceable…
EPSS: 0.009 (55.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N.
Affected products
- Archlinux Arch_linux
- Containers Bubblewrap — versions < 0.4.1
- Projectatomic Bubblewrap
- Centos — versions 7.0
- Debian Debian_linux — versions 10.0
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory, Mitigation)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-5291?
- CVE-2020-5291 is a high-severity vulnerability in Archlinux Arch_linux, classified under CWE-648. CVSS score: 7.2/10. Published 2020-03-31.
- How severe is CVE-2020-5291?
- High severity. CVSS v3 base score is 7.2 out of 10.