Vulnerability Monitor

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CVE-2020-8866

This vulnerability allows remote attackers to create arbitrary files on affected installations of Horde Groupware Webmail Edition 5.2.22. Authentication is required to exploit this vulnerability. The specific flaw exists within add.php. The issue results from the lack of proper validation of user-supplied data, which can allow the upload of arbitrary files. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the www-data user. Was ZDI-CAN-10125.

Published

2020-03-23T21:15:12.643

Last Modified

2024-11-21T05:39:35.940

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:N/I:P/A:N

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: SINGLE
  • Confidentiality Impact: NONE
  • Integrity Impact: PARTIAL
  • Availability Impact: NONE
Exploitability Score

8.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-434
  • Type: Primary
    CWE-434
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application horde groupware 5.2.22 Yes
Application horde horde_form < 2.0.20 Yes
Operating System debian debian_linux 8.0 Yes
References