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Vahagn Vardanian

Vahagn Vardanian

Co-founder and CTO of RedRays

Missing XML Validation in Composite Application Framework Authorization Tool, SAP security note 2372301

Description

UPDATE 2nd November : This note has been re-released with updated “Support Packages & Patches” information.

Composite Application Framework Authorization Tool launched from NetWeaver Administrator does not sufficiently validate an XML document when imported.

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: 4.9 / 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

None (N)

I : Impact to Integrity

None (N)

A : Impact to Availability

High (H)

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

  • CAF-UI | 7.11 | 7.11
  • CAF-UI | 7.20 | 7.20
  • CAF-UI | 7.30 | 7.30
  • CAF-UI | 7.31 | 7.31
  • CAF-UI | 7.40 | 7.40
  • CAF-UI | 7.50 | 7.50
  • CAF | 7.10 | 7.10
  • CAF UI PATTERNS 7.11 | SP016 | 000001
  • CAF UI PATTERNS 7.11 | SP017 | 000000
  • CAF UI PATTERNS 7.20 | SP009 | 000001
  • CAF UI PATTERNS 7.30 | SP016 | 000001
  • CAF UI PATTERNS 7.30 | SP017 | 000001
  • CAF UI PATTERNS 7.30 | SP018 | 000000
  • CAF UI PATTERNS 7.31 | SP019 | 000001
  • CAF UI PATTERNS 7.31 | SP020 | 000000
  • CAF UI PATTERNS 7.40 | SP014 | 000001
  • CAF UI PATTERNS 7.40 | SP015 | 000000
  • CAF UI PATTERNS 7.50 | SP005 | 000001
  • CAF UI PATTERNS 7.50 | SP006 | 000001
  • CAF UI PATTERNS 7.50 | SP007 | 000001
  • CAF UI PATTERNS 7.50 | SP008 | 000000
  • SAP CAF 7.10 | SP021 | 000001
  • SAP CAF 7.10 | SP022 | 000000

Affected component

    BC-DWB-JAV-CAF
    Composite Application Framework

CVSS

Score: 0

PoC

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

URL

https://launchpad.support.sap.com/#/notes/2372301

TAGS

#&65279-XXE
#XML-input-parsing

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