CVE-2017-5992

Severity CVSS v4.0:

Pending analysis

Type:

CWE-611 Improper Restriction of XML External Entity Reference ('XXE')

Publication date:

15/02/2017

Last modified:

20/04/2025

Description

Openpyxl 2.4.1 resolves external entities by default, which allows remote attackers to conduct XXE attacks via a crafted .xlsx document.

Impact

Vector 3.x

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.20 HIGH
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): High
Integrity (I): None
Availability (A): High

Base Score 3.x

8.20

Severity 3.x

HIGH

Vector 2.0

AV:N/AC:M/Au:N/C:P/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.80 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): Physical