Tuesday, May 6, 2025
HomeCVE/vulnerabilitySynology Mail Server Vulnerability Enables Remote System Configuration Tampering

Synology Mail Server Vulnerability Enables Remote System Configuration Tampering

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Synology announced the discovery and resolution of a moderate-severity vulnerability in their Mail Server, which could allow remote authenticated attackers to tamper with non-sensitive system configurations.

This issue, documented under CVE-2025-2848, highlights the importance of maintaining updated software to prevent unauthorized access to system settings.

Details of the Vulnerability

The vulnerability in Synology Mail Server, which impacts both DSM 7.2 and DSM 7.1 versions, allows attackers with authenticated access to read and write non-sensitive settings.

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Additionally, it enables them to disable some non-critical functions, although the core security and integrity of the server remain intact.

The CVE-2025-2848 vulnerability carries a moderate severity with a CVSS3 Base Score of 6.3. It features a CVSS3 Vector of CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

This breakdown indicates that the attack vector is network-based (AV:N), meaning it can be exploited remotely.

The attack complexity is low (AC:L), requiring minimal skills, and the privileges needed are also low (PR:L), as attackers do not require high-level access to exploit the vulnerability.

No user interaction is necessary (UI:N), and the scope of the attack remains unchanged (S:U). The impacts on confidentiality, integrity, and availability are all low (C:L/I:L/A:L).

Affected Products and Fixes

Synology has swiftly addressed this vulnerability by releasing updated versions of their Mail Server software.

Affected Products

ProductSeverityFixed Release Availability
Synology Mail Server for DSM 7.2ModerateUpgrade to 1.7.6-20676 or above.
Synology Mail Server for DSM 7.1ModerateUpgrade to 1.7.6-10676 or above.

Currently, there are no specific mitigation strategies recommended other than upgrading the affected software to the latest available versions.

Given the moderate severity and remote exploitation potential, prompt action is advisable to secure Mail Server installations.

Additional Measures

To ensure robust security, users should also consider implementing additional protective measures such as strong authentication and monitoring for suspicious activity. In an era of increasing cyber threats, proactive approaches to security are crucial.

The discovery of this vulnerability underscores the importance of maintaining regular security updates and patches.

While the impact is moderate and confined to non-sensitive settings, it serves as a reminder for administrators to prioritize software upgrades to protect against evolving cybersecurity threats.

While this vulnerability has been resolved, it highlights the importance of vigilance and proactive security practices in maintaining secure IT environments.

Synology’s swift response and recommendation for software updates demonstrate their commitment to safeguarding user systems.

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Divya
Divya
Divya is a Senior Journalist at GBhackers covering Cyber Attacks, Threats, Breaches, Vulnerabilities and other happenings in the cyber world.

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