CVE-2025-2414: Akinsoft OctoCloud Auth Bypass Flaw

CVE-2025-2414 Overview

CVE-2025-2414 is an Improper Restriction of Excessive Authentication Attempts vulnerability (CWE-307) in Akinsoft OctoCloud that enables attackers to bypass authentication mechanisms. This weakness allows malicious actors to conduct brute-force attacks against the authentication system without effective rate limiting or account lockout protections, ultimately gaining unauthorized access to the application.

Critical Impact

Attackers can bypass authentication controls through unrestricted login attempts, potentially gaining unauthorized access to sensitive cloud management functionality and compromising the confidentiality, integrity, and availability of OctoCloud deployments.

Affected Products

• Akinsoft OctoCloud versions from s1.09.03 before v1.11.01

Discovery Timeline

• 2025-09-02 - CVE-2025-2414 published to NVD
• 2026-04-15 - Last updated in NVD database

Technical Details for CVE-2025-2414

Vulnerability Analysis

This vulnerability stems from the absence of proper controls to limit authentication attempts in Akinsoft OctoCloud. Without adequate rate limiting, account lockout mechanisms, or CAPTCHA challenges after failed login attempts, attackers can systematically test credential combinations until they discover valid credentials.

The authentication bypass scenario enabled by this vulnerability is particularly concerning for cloud management platforms like OctoCloud, where successful unauthorized access could lead to compromise of managed resources, data exfiltration, and service disruption. The network-accessible nature of this vulnerability means it can be exploited remotely without requiring prior authentication or user interaction.

Root Cause

The root cause is classified as CWE-307: Improper Restriction of Excessive Authentication Attempts. The application fails to implement sufficient protections against repeated authentication attempts, such as:

• Progressive delays between failed login attempts
• Temporary or permanent account lockout after threshold failures
• Multi-factor authentication requirements
• IP-based rate limiting or blocking
• CAPTCHA or challenge-response mechanisms after suspicious activity

Attack Vector

The vulnerability is exploitable over the network without requiring authentication or user interaction. An attacker can leverage automated tools to conduct credential stuffing or brute-force attacks against the OctoCloud login interface. The attack flow typically involves:

1. Identifying the OctoCloud authentication endpoint
2. Using automated tools to submit large volumes of authentication requests
3. Testing credential combinations (dictionary attacks, credential stuffing from breach databases, or systematic brute-force)
4. Successfully authenticating once valid credentials are discovered
5. Gaining unauthorized access to the OctoCloud platform with the compromised account's privileges

Due to the absence of code examples in verified security sources, readers should consult the USOM Security Notification TR-25-0203 for additional technical details on exploitation mechanics.

Detection Methods for CVE-2025-2414

Indicators of Compromise

• High volume of failed authentication attempts from single or distributed IP addresses targeting OctoCloud login endpoints
• Unusual login activity patterns, including rapid successive attempts with varying credentials
• Successful authentication following numerous failed attempts from the same source
• Authentication logs showing systematic username enumeration attempts
• Anomalous access to OctoCloud management functions from unfamiliar locations or IP ranges

Detection Strategies

• Implement authentication log monitoring with alerting on failed login thresholds per account and per source IP
• Deploy network intrusion detection signatures for brute-force attack patterns against web authentication forms
• Configure SIEM rules to correlate failed authentication events across time windows to identify attack campaigns
• Monitor for credential stuffing patterns where different usernames are tested with common passwords

Monitoring Recommendations

• Enable verbose authentication logging on OctoCloud instances to capture source IPs, timestamps, and usernames for all login attempts
• Establish baseline metrics for normal authentication failure rates to identify anomalous spikes
• Implement real-time alerting for accounts that experience more than 5-10 failed login attempts within a short timeframe
• Deploy honeypot accounts to detect and alert on unauthorized access attempts

How to Mitigate CVE-2025-2414

Immediate Actions Required

• Upgrade Akinsoft OctoCloud to version v1.11.01 or later immediately
• Implement network-level rate limiting on authentication endpoints as a temporary measure if immediate patching is not possible
• Enable multi-factor authentication for all OctoCloud user accounts
• Review authentication logs for evidence of past exploitation attempts
• Reset credentials for any accounts showing suspicious failed login patterns

Patch Information

Akinsoft has addressed this vulnerability in OctoCloud version v1.11.01. Organizations running affected versions (from s1.09.03 before v1.11.01) should upgrade to the patched version as soon as possible. For detailed information regarding the security update, consult the USOM Security Notification TR-25-0203.

Workarounds

• Deploy a Web Application Firewall (WAF) with brute-force protection rules in front of OctoCloud instances
• Implement IP-based access control lists to restrict authentication endpoint access to known legitimate networks
• Configure network-level rate limiting using reverse proxy or load balancer capabilities
• Enable account lockout policies at the operating system or directory service level if OctoCloud integrates with external authentication providers

# Example: Nginx rate limiting configuration for OctoCloud login endpoint
limit_req_zone $binary_remote_addr zone=octocloud_auth:10m rate=5r/m;

location /login {
    limit_req zone=octocloud_auth burst=3 nodelay;
    limit_req_status 429;
    # proxy_pass to OctoCloud backend
}