Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2020-26831

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
09/12/2020
Last modified:
10/12/2020

Description

SAP BusinessObjects BI Platform (Crystal Report), versions - 4.1, 4.2, 4.3, does not sufficiently validate uploaded XML entities during crystal report generation due to missing XML validation, An attacker with basic privileges can inject some arbitrary XML entities leading to internal file disclosure, internal directories disclosure, Server-Side Request Forgery (SSRF) and denial-of-service (DoS).

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.60 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H

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

Base Score 3.x
9.60
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:S/C:P/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: AV:N/AC:L/Au:S/C:P/I:N/A:P

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

Base Score 2.0
5.50
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:sap:businessobjects_business_intelligence_platform:4.1:-:*:*:*:*:*:*
cpe:2.3:a:sap:businessobjects_business_intelligence_platform:4.2:-:*:*:*:*:*:*
cpe:2.3:a:sap:businessobjects_business_intelligence_platform:4.3:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools