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Active Backup For Microsoft 365 CVE-2025-4679

MEDIUM
Insufficiently Protected Credentials (CWE-522)
2025-05-16 security@synology.com
6.5
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 18:42 vuln.today
CVE Published
May 16, 2025 - 09:15 nvd
MEDIUM 6.5

DescriptionNVD

A vulnerability in Synology Active Backup for Microsoft 365 allows remote authenticated attackers to obtain sensitive information via unspecified vectors.

AnalysisAI

A vulnerability in Synology Active Backup for Microsoft 365 allows remote authenticated attackers to obtain sensitive information via unspecified vectors. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Insufficiently Protected Credentials (CWE-522), which allows attackers to obtain user credentials due to weak protection mechanisms. A vulnerability in Synology Active Backup for Microsoft 365 allows remote authenticated attackers to obtain sensitive information via unspecified vectors. Affected products include: Synology Active Backup For Microsoft 365.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Hash passwords with strong algorithms (bcrypt, argon2), encrypt credentials in transit and at rest, never log credentials.

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CVE-2025-4679 vulnerability details – vuln.today

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