CVE-2017-2896

Gentoo Linux Security Advisory 202003-64

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An exploitable out-of-bounds write vulnerability exists in the xls_mergedCells function of libxls 1.4. . A specially crafted XLS file can cause a memory corruption resulting in remote code execution. An attacker can send malicious XLS file to trigger this vulnerability.

Existe una vulnerabilidad explotable fuera de límites en la función xls_mergedCells de libxls 1.4. Un archivo XLS especialmente manipulado puede provocar una corrupción de memoria que daría lugar a la ejecución remota de código. Un atacante puede enviar un archivo XLS malicioso para provocar esta vulnerabilidad.

Marcin Noga discovered multiple vulnerabilities in readxl, a GNU R package to read Excel files (via the integrated libxls library), which could result in the execution of arbitrary code if a malformed spreadsheet is processed.

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-12-01 CVE Reserved
2017-11-20 CVE Published
2024-09-16 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (3)

URL	Tag	Source
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0403	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://security.gentoo.org/glsa/202003-64	2022-06-03
https://www.debian.org/security/2018/dsa-4173	2022-06-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Libxls Project Search vendor "Libxls Project"		Libxls Search vendor "Libxls Project" for product "Libxls"				1.4 Search vendor "Libxls Project" for product "Libxls" and version "1.4"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected