Vulnerability Report

CVE-2012-0209

RCE

Title: Horde Horde RCE

RCE

Proof Of Concept

PoC Available for CVE-2012-0209

CWE Category CWE-94

Published Date Sep 25, 2012

Modified Date Jun 16, 2026

Exploit Status Available

Score 7.5 CVSS v2.0

Exploit Probability (EPSS)

71.90%

Vulnerability Summary

CVE-2012-0209: Horde 3.3.12, Horde Groupware 1.2.10, and Horde Groupware Webmail Edition 1.2.10, as distributed by FTP between November 2011 and February 2012, contains an externally introduced modification (Trojan Horse) in templates/javascript/open_calendar.js, which allows remote attackers to execute arbitrary PHP code.

Impacted Vendors

Reference Links

http://dev.horde.org/h/jonah/stories/view.php?channel_id=1&id=155 http://eromang.zataz.com/2012/02/15/cve-2012-0209-horde-backdoor-analysis/ http://lists.horde.org/archives/announce/2012/000751.html http://packetstormsecurity.org/files/109874/Horde-3.3.12-Backdoor-Arbitrary-PHP-Code-Execution.html https://bugzilla.redhat.com/show_bug.cgi?id=790877 http://dev.horde.org/h/jonah/stories/view.php?channel_id=1&id=155 http://eromang.zataz.com/2012/02/15/cve-2012-0209-horde-backdoor-analysis/ http://lists.horde.org/archives/announce/2012/000751.html http://packetstormsecurity.org/files/109874/Horde-3.3.12-Backdoor-Arbitrary-PHP-Code-Execution.html https://bugzilla.redhat.com/show_bug.cgi?id=790877

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.5

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2012-0209 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/18492

View Code

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

September 25, 2012 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected Stack

No specific products linked.