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RedRays SAP Security Team

CVE-2020-6225 Directory Traversal vulnerability in SAP NetWeaver (Knowledge Management), SAP security note 2896682

Description

SAP NetWeaver Knowledge Management does not sufficiently validate path information provided by users, thus characters representing ‘traverse to parent directory’ are passed through to the file APIs ,allowing an attacker to overwrite, delete, or corrupt arbitrary files on the remote server, leading to Path Traversal.

Available fix and Supported packages

  • KMC-CM | 7.00 | 7.02
  • KMC-CM | 7.30 | 7.30
  • KMC-CM | 7.31 | 7.31
  • KMC-CM | 7.40 | 7.40
  • KMC-CM | 7.50 | 7.50
  • KMC-WPC | 7.30 | 7.30
  • KMC-WPC | 7.31 | 7.31
  • KMC-WPC | 7.40 | 7.40
  • KMC-WPC | 7.50 | 7.50
  • KMC CONTENT MANAGEMENT 7.00 | SP034 | 000004
  • KMC CONTENT MANAGEMENT 7.01 | SP019 | 000003
  • KMC CONTENT MANAGEMENT 7.02 | SP019 | 000007
  • KMC CONTENT MANAGEMENT 7.30 | SP015 | 000009
  • KMC CONTENT MANAGEMENT 7.30 | SP016 | 000007
  • KMC CONTENT MANAGEMENT 7.30 | SP017 | 000005
  • KMC CONTENT MANAGEMENT 7.30 | SP018 | 000003
  • KMC CONTENT MANAGEMENT 7.30 | SP019 | 000005
  • KMC CONTENT MANAGEMENT 7.30 | SP020 | 000003
  • KMC CONTENT MANAGEMENT 7.30 | SP021 | 000000
  • KMC CONTENT MANAGEMENT 7.31 | SP021 | 000004
  • KMC CONTENT MANAGEMENT 7.31 | SP022 | 000004
  • KMC CONTENT MANAGEMENT 7.31 | SP023 | 000004
  • KMC CONTENT MANAGEMENT 7.31 | SP024 | 000002
  • KMC CONTENT MANAGEMENT 7.31 | SP025 | 000003
  • KMC CONTENT MANAGEMENT 7.31 | SP026 | 000002
  • KMC CONTENT MANAGEMENT 7.31 | SP027 | 000000
  • KMC CONTENT MANAGEMENT 7.40 | SP016 | 000004
  • KMC CONTENT MANAGEMENT 7.40 | SP017 | 000004
  • KMC CONTENT MANAGEMENT 7.40 | SP018 | 000004

Affected component

    EP-KM-CM-UI
    CM User Interface

CVSS

Score: 9.1
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L

PoC

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

URL

https://launchpad.support.sap.com/#/notes/2896682

TAGS

#Path-traversal
#&160-backtracking
#&160-directory-climbing&65279
#KM
#&160-CVE-2020-6225

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