Improper input validation in Busybox
CVE-2014-9645
The add_probe function in modutils/modprobe.c in BusyBox before 1.23.0 allows local users to bypass intended restrictions on loading kernel modules via a / (slash) character in a module name, as demonstrated by an "ifconfig /usbserial up" command or a "mount -t /snd_pcm none /" command.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.006 (48.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
Weakness classification (CWE)
References
- plus.google.com/+MathiasKrause/posts/PqFCo4bfrWu (Patch, Third Party Advisory)
- bugs.busybox.net/show_bug.cgi (Issue Tracking)
- openwall.com/lists/oss-security/2015/01/24/4 (mailing-list, Patch, Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/201503-13 (vendor-advisory)
- www.securityfocus.com/bid/72324 (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking)
- lists.debian.org/debian-lts-announce/2018/07/msg00037.html (mailing-list)
- git.busybox.net/busybox/commit/ (Patch, Third Party Advisory, Issue Tracking)
- usn.ubuntu.com/3935-1/ (vendor-advisory)
- seclists.org/fulldisclosure/2020/Mar/15 (mailing-list)
Frequently asked questions
- What is CVE-2014-9645?
- CVE-2014-9645 is a medium-severity vulnerability in Busybox, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2017-03-12.
- How severe is CVE-2014-9645?
- Medium severity. CVSS v3 base score is 5.5 out of 10.