Readxl · Readxl · CVE-2021-27836
Name of the Vulnerable Software and Affected Versions:
libxls version 1.6.2
readxl (affected versions not specified)
Description:
An issue was discovered in the `xls getWorkSheet` function within `xls.c` in libxls, allowing attackers to cause a denial of service via a crafted XLS file. This can lead to a Denial of Service (DoS) attack when a specially crafted XLS file is utilized.
Recommendations:
For libxls version 1.6.2, consider disabling the `xls getWorkSheet` function until a patch is available.
For readxl, as the affected versions are not specified, at the moment, there is no information about a newer version that contains a fix for this vulnerability.