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Arpine Maghakyan

Arpine Maghakyan

Security Researcher of RedRays.

Directory Traversal vulnerability in File Interface in SAP Netweaver, SAP security note 2389578

Description

File Interface allows an attacker to exploit insufficient validation of path information provided by users, thus characters representing ‘traverse to parent directory’ are passed through to the file APIs.

Some well-known impacts of Directory Traversal vulnerability are –

  • attacker could read content of arbitrary files on the remote server and expose sensitive data
  • attacker could overwrite, delete, or corrupt arbitrary files on the remote server 

CVSS Information

CVSS v3 Base Score: 5.0 / 10
CVSS v3 Base Vector:

AV : Attack Vector (Related exploit range)

Network (N)

AC : Attack Complexity (Required attack complexity)

High (H)

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

Low (L)

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

Low(L)

I : Impact to Integrity

Low (L)

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

  • SAP_BASIS | 700 | 702
  • SAP_BASIS | 710 | 711
  • SAP_BASIS | 730 | 730
  • SAP_BASIS | 731 | 731
  • SAP_BASIS | 740 | 740
  • SAP_BASIS | 750 | 751
  • SAP_BASIS 700 | SAPKB70034 |
  • SAP_BASIS 701 | SAPKB70119 |
  • SAP_BASIS 702 | SAPKB70219 |
  • SAP_BASIS 710 | SAPKB71022 |
  • SAP_BASIS 711 | SAPKB71117 |
  • SAP_BASIS 730 | SAPKB73017 |
  • SAP_BASIS 731 | SAPKB73120 |
  • SAP_BASIS 740 | SAPKB74017 |
  • SAP_BASIS 750 | SAPK-75007INSAPBASIS |
  • SAP_BASIS 751 | SAPK-75102INSAPBASIS |

Affected component

    BC-ABA-LA
    Syntax, Compiler, Runtime

CVSS

Score: 0

Exploit

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

URL

https://launchpad.support.sap.com/#/notes/2389578

TAGS

#Path-traversal
#backtracking
#directory-climbing&65279

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