Upstream information

CVE-2020-27819 at MITRE

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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
	National Vulnerability Database
Base Score	4.3
Vector	AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector	Network
Access Complexity	Medium
Authentication	None
Confidentiality Impact	None
Integrity Impact	None
Availability Impact	Partial

CVSS v3 Scores
	National Vulnerability Database
Base Score	5.5
Vector	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 Impact	None
Integrity Impact	None
Availability Impact	High
CVSSv3 Version	3.1

SUSE Bugzilla entry: 1179532 [RESOLVED / FIXED]

SUSE Security Advisories:

openSUSE-SU-2021:0812-1, published Sun May 30 18:39:33 2021

List of released packages

Product(s)	Fixed package version(s)	References
SUSE Package Hub 15 SP3	`libxls-devel >= 1.6.2-bp153.2.3.1` `libxls-tools >= 1.6.2-bp153.2.3.1` `libxlsreader8 >= 1.6.2-bp153.2.3.1`	Patchnames: openSUSE-2021-992
openSUSE Leap 15.2	`libxls-devel >= 1.6.2-lp152.2.3.1` `libxls-tools >= 1.6.2-lp152.2.3.1` `libxlsreader8 >= 1.6.2-lp152.2.3.1`	Patchnames: openSUSE-2021-812
openSUSE Leap 15.3	`libxls-devel >= 1.6.2-bp153.2.3.1` `libxls-tools >= 1.6.2-bp153.2.3.1` `libxlsreader8 >= 1.6.2-bp153.2.3.1`	Patchnames: openSUSE-2021-992
openSUSE Tumbleweed	`libxls-devel >= 1.6.2-2.2` `libxls-tools >= 1.6.2-2.2` `libxlsreader8 >= 1.6.2-2.2`	Patchnames: openSUSE-Tumbleweed-2024-11015

SUSE Timeline for this CVE

CVE page created: Tue Dec 1 20:40:09 2020
CVE page last modified: Tue Sep 3 19:18:02 2024