How to fix CVE-2025-14577?

Within 24 hours: Identify all Slican NCP/IPL/IPM/IPU devices in your environment and isolate the /webcti/session_ajax.php endpoint from untrusted networks; implement emergency WAF rules to block malicious requests to this endpoint. Within 7 days: Deploy network segmentation to restrict access to affected devices to authorized administrators only; enable enhanced logging and monitoring for suspicious activity. Within 30 days: Contact Slican for patch availability and timeline; evaluate replacement or decommissioning if patches remain unavailable; conduct forensic analysis for signs of prior compromise.

Is PHP affected by CVE-2025-14577?

Slican telecommunications devices (NCP/IPL/IPM/IPU series) are exposed to a critical remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary commands without authentication.

CVE-2025-14577

CRITICAL

2026-02-24 [email protected]

9.8

CVSS 3.1

CVSS Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

CVE Published

Feb 24, 2026 - 14:16 nvd

CRITICAL 9.8

Description

Slican NCP/IPL/IPM/IPU devices are vulnerable to PHP Function Injection. An unauthenticated remote attacker is able to execute arbitrary PHP commands by sending specially crafted requests to /webcti/session_ajax.php endpoint. This issue was fixed in version 1.24.0190 (Slican NCP) and 6.61.0010 (Slican IPL/IPM/IPU).

Analysis

PHP function injection in Slican NCP/IPL/IPM/IPU VOIP devices allows unauthenticated remote attackers to execute arbitrary PHP functions. Network telecommunications equipment vulnerability.

Technical Context

CWE-306 missing authentication + PHP function injection. Unauthenticated remote attackers can invoke arbitrary PHP functions on the device.

Affected Products

['Slican NCP/IPL/IPM/IPU devices']

Remediation

Apply vendor firmware update. Restrict management access. Segment VOIP infrastructure.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.1

CVSS: +49

POC: 0

CVE-2025-14577 vulnerability details – vuln.today

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CVE-2025-14577

CVSS Vector

Lifecycle Timeline

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Description

Analysis

Technical Context

Affected Products

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CVE-2025-14577

CVSS Vector

Lifecycle Timeline

Tags

Description

Analysis

Technical Context

Affected Products

Remediation

Priority Score

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External POC / Exploit Code