CVE-2018-20450
6.5
MEDIUM
CVSS 3.1
EPSS 0.26%
Description
The read_MSAT function in ole.c in libxls 1.4.0 has a double free that allows attackers to cause a denial of service (application crash) via a crafted file, a different vulnerability than CVE-2017-2897.
How to fix CVE-2018-20450
To remediate CVE-2018-20450, upgrade the affected package to a fixed version below.
- Debian/r-cran-readxl—upgrade to 1.2.0.9000-1 or later
Is CVE-2018-20450 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.2.0.9000-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |