CVE-2025-0001: Abacus ERP File Read Vulnerability

CVE-2025-0001 Overview

CVE-2025-0001 is an authenticated arbitrary file read vulnerability affecting Abacus ERP. The flaw allows an authenticated attacker to read files on the underlying host that should not be accessible through the application. The weakness is categorized under [CWE-36] (Absolute Path Traversal), where user-controlled input reaches file access logic without proper containment to an intended directory.

Exploitation requires low-privilege authenticated access over the network. Successful exploitation exposes sensitive files, including configuration data, credentials, and business records processed by the ERP platform.

Critical Impact
An authenticated attacker with low privileges can read arbitrary files from the Abacus ERP host, exposing confidential business and system data.

Affected Products

Abacus ERP versions prior to 2024.210.16036
Abacus ERP versions prior to 2023.205.15833
Abacus ERP versions prior to 2022.105.15542

Discovery Timeline

2025-02-17 - CVE-2025-0001 published to NVD
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-0001

Vulnerability Analysis

Abacus ERP fails to properly validate file path parameters supplied by authenticated users. The application accepts path input and passes it to file access routines without restricting the resolved path to a permitted directory. An authenticated attacker can supply crafted paths that resolve outside the intended location and retrieve arbitrary files readable by the ERP service account.

The vulnerability affects the confidentiality of any file the ERP process can access. Depending on the deployment, this includes database connection strings, cryptographic material, session data, and stored business documents. Integrity and availability of the system are not directly affected by this specific weakness.

Root Cause

The root cause is improper handling of absolute file paths in a request handler that performs file read operations. The application trusts the client-supplied path and does not canonicalize or constrain it to an allow-listed directory. This maps to [CWE-36] Absolute Path Traversal.

Attack Vector

The attacker authenticates to Abacus ERP using any low-privilege account. The attacker then issues a request to the vulnerable endpoint with a manipulated file path parameter. The server resolves the path and returns file contents to the caller. Technical exploitation details are documented in the Borelenzo CVE-2025-0001 Analysis.

No verified proof-of-concept code is published with this advisory. See the linked analysis for the request structure and endpoint behavior.

Detection Methods for CVE-2025-0001

Indicators of Compromise

HTTP requests to Abacus ERP endpoints containing absolute file system paths or traversal sequences such as ../ in file parameters.
Access log entries showing authenticated users requesting files outside of the expected application data directories.
Unexpected read access on sensitive host files such as /etc/passwd, web.config, or .pgpass originating from the Abacus ERP service account.

Detection Strategies

Inspect Abacus ERP application logs for file-related request parameters containing full paths, drive letters, or parent directory references.
Correlate authentication events with subsequent file access requests to identify low-privilege accounts probing file read endpoints.
Deploy web application firewall rules that flag path traversal patterns targeting Abacus ERP URLs.

Monitoring Recommendations

Enable file integrity and access monitoring on the Abacus ERP host to record reads of sensitive configuration and credential files.
Monitor outbound data volume from Abacus ERP servers for anomalous transfers that may indicate bulk file exfiltration.
Alert on authenticated sessions issuing high volumes of file read requests within short time windows.

How to Mitigate CVE-2025-0001

Immediate Actions Required

Upgrade Abacus ERP to a fixed release: 2024.210.16036, 2023.205.15833, 2022.105.15542, or later.
Audit Abacus ERP user accounts and revoke unnecessary access to reduce the pool of accounts that can reach the vulnerable endpoint.
Review application and system logs for evidence of file read abuse prior to patching.

Patch Information

Abacus has addressed CVE-2025-0001 in versions 2024.210.16036, 2023.205.15833, and 2022.105.15542. Administrators should apply the appropriate branch update based on their currently deployed major version. Refer to the Borelenzo CVE-2025-0001 Analysis for additional technical context.

Workarounds

Restrict network access to Abacus ERP interfaces so that only trusted internal networks and VPN clients can reach the application.
Enforce strong authentication and rotate credentials for all Abacus ERP accounts to reduce the risk of unauthorized authenticated access.
Run the Abacus ERP service under a least-privileged operating system account that cannot read sensitive host files outside its application directory.

bash

# Example: constrain the service account's file system access on Linux
chown -R abacus:abacus /opt/abacus
chmod -R o-rwx /opt/abacus
setfacl -m u:abacus:--- /etc/shadow /etc/passwd-