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Missing XML Validation vulnerability in SAP Netweaver Log Viewer application, SAP security note 2372626

Description

The Log Viewer application in SAP NetWeaver Administrator does not sufficiently validate an XML document accepted from an untrusted source.

Some well-known impacts of Missing XML Validation vulnerability are –

  • arbitrary files retrieval from the server
  • denial-of-service conditions in successful exploits

CVSS Information

CVSS v3 Base Score: 5.5 / 10
CVSS v3 Base Vector:

AV : Attack Vector (Related exploit range)

Network (N)

AC : Attack Complexity (Required attack complexity)

Low (L)

PR : Privileges Required (Level of privileges needed to exploit)

High (H)

UI : User Interaction (Required user participation)

None (N)

S : Scope (Change in scope due to impact caused to components beyond the vulnerable component)

Unchanged (U)

C : Impact to Confidentiality

High (H)

I : Impact to Integrity

None (N)

A : Impact to Availability

Low (L)

SAP provides this CVSS v3 base score as an estimate of the risk posed by the issue reported in this note. This estimate does not take into account your own system configuration or operational environment. It is not intended to replace any risk assessments you are advised to conduct when deciding on the applicability or priority of this SAP security note. For more information, see the FAQ section at https://support.sap.com/securitynotes.

Available fix and Supported packages

  • LMNWABASICAPPS | 7.30 | 7.30
  • LMNWABASICAPPS | 7.31 | 7.31
  • LMNWABASICAPPS | 7.40 | 7.40
  • LMNWABASICAPPS | 7.50 | 7.50
  • LM NWA BASIC APPS 7.30 | SP013 | 000004
  • LM NWA BASIC APPS 7.30 | SP014 | 000005
  • LM NWA BASIC APPS 7.30 | SP015 | 000002
  • LM NWA BASIC APPS 7.30 | SP016 | 000002
  • LM NWA BASIC APPS 7.30 | SP017 | 000000
  • LM NWA BASIC APPS 7.31 | SP015 | 000010
  • LM NWA BASIC APPS 7.31 | SP016 | 000009
  • LM NWA BASIC APPS 7.31 | SP017 | 000006
  • LM NWA BASIC APPS 7.31 | SP018 | 000004
  • LM NWA BASIC APPS 7.31 | SP019 | 000002
  • LM NWA BASIC APPS 7.31 | SP020 | 000000
  • LM NWA BASIC APPS 7.40 | SP010 | 000010
  • LM NWA BASIC APPS 7.40 | SP011 | 000009
  • LM NWA BASIC APPS 7.40 | SP012 | 000006
  • LM NWA BASIC APPS 7.40 | SP013 | 000004
  • LM NWA BASIC APPS 7.40 | SP014 | 000002
  • LM NWA BASIC APPS 7.40 | SP015 | 000000
  • LM NWA BASIC APPS 7.50 | SP000 | 000006
  • LM NWA BASIC APPS 7.50 | SP001 | 000007
  • LM NWA BASIC APPS 7.50 | SP002 | 000005

Affected component

    BC-JAS-ADM-LOG
    Logging

CVSS

Score: 0

Exploit

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

URL

https://launchpad.support.sap.com/#/notes/2372626

TAGS

#&65279-XXE
#XML-input-parsing

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