CVE-2020-27819 — MEDIUM (5.5)

Q: How severe is CVE-2020-27819?

CVE-2020-27819 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2020-27819?

Check the references section above for vendor advisories and patch information. Affected products include: Libxls Project Libxls.

Vulnerability 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.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Libxls Project	Libxls	< 1.6.2

Related Weaknesses (CWE)

CWE-476

References

https://bugzilla.redhat.com/show_bug.cgi?id=1903296Issue TrackingThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1903296Issue TrackingThird Party Advisory

FAQ

What is CVE-2020-27819?

CVE-2020-27819 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 coul...

How severe is CVE-2020-27819?

CVE-2020-27819 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-27819?

Check the references section above for vendor advisories and patch information. Affected products include: Libxls Project Libxls.