CVE-2021-27836
6.5
MEDIUM
CVSS 3.1
EPSS 0.42%
Description
An issue was discoverered in in function xls_getWorkSheet in xls.c in libxls 1.6.2, allows attackers to cause a denial of service, via a crafted XLS file.
How to fix CVE-2021-27836
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/r-cran-readxl—no fix listed
Is CVE-2021-27836 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |