CVE-2020-8865 — MEDIUM (6.3)

Vulnerability Description

This vulnerability allows remote attackers to execute local PHP files on affected installations of Horde Groupware Webmail Edition 5.2.22. Authentication is required to exploit this vulnerability. The specific flaw exists within edit.php. When parsing the params[template] parameter, the process does not properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the www-data user. Was ZDI-CAN-10469.

CVSS Score

6.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Horde	Groupware	5.2.22
Debian	Debian Linux	8.0

Related Weaknesses (CWE)

CWE-22 CWE-23

References

https://lists.debian.org/debian-lts-announce/2020/04/msg00009.htmlMailing ListThird Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-276/Third Party AdvisoryVDB Entry
https://lists.debian.org/debian-lts-announce/2020/04/msg00009.htmlMailing ListThird Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-276/Third Party AdvisoryVDB Entry

FAQ

What is CVE-2020-8865?

CVE-2020-8865 is a vulnerability with a CVSS score of 6.3 (MEDIUM). This vulnerability allows remote attackers to execute local PHP files on affected installations of Horde Groupware Webmail Edition 5.2.22. Authentication is required to exploit this vulnerability. The...

How severe is CVE-2020-8865?

CVE-2020-8865 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-8865?

Check the references section above for vendor advisories and patch information. Affected products include: Horde Groupware, Debian Debian Linux.