VDB
CVE-2020-8866
CVE-2020-8866
PUBLISHED
CVSS 6.5 MEDIUM
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.
EPSS 9.58% · 95.2th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
EPSS Score
9.58%
95.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | php-horde-form | 2.0.11-2, 2.0.12-1build1, 0 |
| Ubuntu:18.04:LTS | php-horde-form | 2.0.18-1, 0 |
Timeline
- Mar 12, 2020 PoC Published
- Mar 23, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 28, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Jul 4, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Nov 7, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-8866 third-party-advisory
- https://lists.horde.org/archives/announce/2020/001288.html third-party-advisory
- https://www.zerodayinitiative.com/advisories/ZDI-20-275/ third-party-advisory
- https://github.com/horde/Form/commit/813f8e7e9479fad4546b89c569325ee9eef60b0f third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-8866 third-party-advisory