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RedRays SAP Security Team

CVE-2020-26831 Missing XML Validation in SAP BusinessObjects Business Intelligence Platform (Crystal Report), SAP security note 2989075

Description

Crystal Report does not sufficiently validate uploaded XML entities. 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 also denial-of-service (DoS)

Available fix and Supported packages

  • ENTERPRISE | 410 | 410
  • ENTERPRISE | 420 | 420
  • ENTERPRISE | 430 | 430
  • SBOP BI PLATFORM SERVERS 4.1 | SP012 | 000900
  • SBOP BI PLATFORM SERVERS 4.2 | SP008 | 000700
  • SBOP BI PLATFORM SERVERS 4.2 | SP009 | 000000
  • SBOP BI PLATFORM SERVERS 4.3 | SP000 | 000400
  • SBOP BI PLATFORM SERVERS 4.3 | SP001 | 000000
  • SBOP BI PLATFORM SERVERS 4.3 | SP002 | 000000

Affected component

    BI-RA-CR-VW
    Viewers

CVSS

Score: 9.6
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H

PoC

Detailed vulnerability information added to RedRays Security Platform. Contact [email protected] for details.

URL

https://launchpad.support.sap.com/#/notes/2989075

TAGS

#SAP-BusinessObjects-BI-Platform
#XXE
#XML-input-parsing
#XML-External-Entity
#CVE-2020-26831

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