Vulnerability Report

CVE-2020-8865

Title: Horde Groupware Path Traversal / LFI

Arbitrary File Access

Proof Of Concept

PoC Available for CVE-2020-8865

CWE Category CWE-22
Published Date Mar 23, 2020
Modified Date Jun 17, 2026
Exploit Status Available
Score 6.3 CVSS v3.1
Exploit Probability (EPSS)
6.81%

Vulnerability Summary

CVE-2020-8865: 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.

Impacted Vendors

H
horde 1
N
nulllogic 1
H
handysoft 1

Reference Links

https://lists.debian.org/debian-lts-announce/2020/04/msg00009.html https://www.zerodayinitiative.com/advisories/ZDI-20-276/ https://lists.debian.org/debian-lts-announce/2020/04/msg00009.html https://www.zerodayinitiative.com/advisories/ZDI-20-276/
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v3.0
Source Entity [email protected]
Severity MEDIUM
6.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
6.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:S/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-8865 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/48210
View Code
Exploit-DB https://www.exploit-db.com/exploits/48209
View Code
MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Affected Stack

No specific products linked.