VULNERABILITY INTELLIGENCE

CVE-2020-27819

CVSS score5.5 MEDIUM
EPSS probability0.83%
CISA KEVNot currently listed
Published2021-02-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

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.

Weakness classification

  • secalert@redhat.com: CWE-476

Primary references