ZDI-CAN-10125: Horde Groupware Webmail Edition add Page Unrestricted File Upload Arbitrary File Creation Vulnerability
This vulnerability allows remote attackers to create arbitrary files on affected installations of Horde Groupware Webmail Edition. 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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Horde Groupware |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-10125?
The severity of ZDI-CAN-10125 is considered high due to its potential for remote exploitation.
What products are affected by ZDI-CAN-10125?
ZDI-CAN-10125 affects Horde Groupware Webmail Edition installations.
How do I fix ZDI-CAN-10125?
To fix ZDI-CAN-10125, ensure you are running the latest patched version of Horde Groupware Webmail Edition.
Can ZDI-CAN-10125 be exploited without authentication?
No, ZDI-CAN-10125 requires authentication to be exploited.
What type of attack does ZDI-CAN-10125 facilitate?
ZDI-CAN-10125 enables remote attackers to create arbitrary files on affected installations.
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- source/ZDI
- alias/ZDI-20-275
- alias/ZDI-CAN-10125
- alias/CVE-2020-8866
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- canonical/horde groupware