CVE-2020-27819

Description

An issue was discovered in libxls before and including 1.6.1 when reading Microsoft Excel files. A NULL pointer dereference vulnerability exists when parsing XLS cells in libxls/xls2csv.c:199. It could allow a remote attacker to cause a denial of service via crafted XLS file.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.27%
Third-Party Advisory redhat.com
Affected: n/a libxls
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1903296 issue tracking third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-27819?
CVE-2020-27819 has been scored as a medium severity vulnerability.
How to fix CVE-2020-27819?
To fix CVE-2020-27819, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-27819 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-27819 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-27819?
CVE-2020-27819 affects n/a libxls.
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