Remote Code Execution Vulnerability in Horde Groupware Webmail Edition
CVE-2020-8518

9.8CRITICAL

Key Information:

Vendor

Horde

Status
Groupware
Vendor
CVE Published:
17 February 2020

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 71%

What is CVE-2020-8518?

The vulnerability in Horde Groupware Webmail Edition 5.2.22 allows an attacker to inject arbitrary PHP code through specially crafted CSV data. This code injection can potentially lead to unauthorized remote code execution, allowing attackers to execute commands on the server hosting the web application. Organizations using affected versions should prioritize updating to secure their systems from exploitation.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

Metasploit exploit module for CVE-2020-8518
Created by Rapid7

References

https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisoryx_refsource_FEDORA
https://lists.horde.org/archives/announce/2020/001285.html
x_refsource_CONFIRM

EPSS Score

71% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.