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Directory Traversal vulnerability in ABAP Server File Interface, SAP security note 2643447

Description

UPDATE 9th July 2019:This security note has been updated.  For more detailed information, see Security Note 2812152.

ABAP Server 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 

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 | 753
  • SAP_BASIS 710 | SAPKB71024 |
  • SAP_BASIS 711 | SAPKB71119 |
  • SAP_BASIS 751 | SAPK-75108INSAPBASIS |
  • SAP_BASIS 752 | SAPK-75204INSAPBASIS |
  • SAP_BASIS 700 | SAPKB70037 |
  • SAP_BASIS 701 | SAPKB70122 |
  • SAP_BASIS 702 | SAPKB70222 |
  • SAP_BASIS 730 | SAPKB73020 |
  • SAP_BASIS 731 | SAPKB73125 |
  • SAP_BASIS 740 | SAPKB74022 |
  • SAP_BASIS 753 | SAPK-75302INSAPBASIS |
  • SAP_BASIS 750 | SAPK-75015INSAPBASIS |

Affected component

    BC-ABA-LA
    Syntax, Compiler, Runtime

CVSS

Score: 6.3
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Exploit

Exploit is not available.
For detailed information please contact the mail [email protected]

URL

https://launchpad.support.sap.com/#/notes/2643447

TAGS

#Path-traversal
#backtracking
#directory-climbing&65279
#&160-ABAP-Server-File-Interface