CVE-2023-52948

Local credential disclosure via unencrypted settings

Published Sep 26, 2024 · Updated Nov 15, 2024

Missing encryption in Synology Active Backup for Business Agent before 2.7.0-3221 allows local users to obtain a stored user credential. The settings functionality retains sensitive credential data without encryption, but Synology has not disclosed the affected setting, storage location, or retrieval vector. Exploitation requires low local privileges and user interaction; the reported consequence is credential disclosure without data modification or service interruption.

CVSS severity5.0
Medium
EPSS probability0.08%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing encryption in Synology Active Backup for Business Agent before 2.7.0-3221 allows local users to obtain a stored user credential. The settings functionality retains sensitive credential data without encryption, but Synology has not disclosed the affected setting, storage location, or retrieval vector. Exploitation requires low local privileges and user interaction; the reported consequence is credential disclosure without data modification or service interruption.

The record

CVE
CVE-2023-52948
Published
Sep 26, 2024
Updated
Nov 15, 2024
Vendor
Synology
Product
Synology Active Backup for Business Agent
Classifications
CWE-311
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 26, 2024CVE publishedPublication date reported by the CVE source.
  2. Nov 15, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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  1. Affected versionversion=* <2.7.0-3221

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Synology · Synology Active Backup for Business Agentversion=* <2.7.0-3221
Synology · Active Backup for Business Agentversion=0 <2.7.0-3221

Published CVSS scores

5.0Synology Inc.CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
5.0NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-311Missing Encryption of Sensitive Data

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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