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CVE-2020-8866

Published: Mar 23, 2020Updated: Nov 21, 2024 Sources: CVE List NVDCWE-434
6.5MEDIUM
NVD MITRE
EPSS Score
9.6%
Top 5.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-434

Affected Products

Horde
oss-project
groupware
Communications
horde form
Communications
Groupware Webmail Edition
Communications
debian
oss-project·GBaka debian gnu/linux
debian linuxOn-premOS
Operating Systems / linux-distro

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

3 techniques
Command and Control
Initial Access
Persistence
View detailed technique mapping

References

https://lists.debian.org/debian-lts-announce/2020/03/msg00036.html
lists.debian.org
https://lists.horde.org/archives/announce/2020/001288.html
lists.horde.org
https://www.zerodayinitiative.com/advisories/ZDI-20-275/
zerodayinitiative.com

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