CVE-2023-52947 | BDVDB-2026-249299 Detail

SynologySynology Active Backup for Business Agent

Description#

Missing authentication for critical function vulnerability in logout functionality in Synology Active Backup for Business Agent before 2.6.3-3101 allows local users to logout the client via unspecified vectors. The backup functionality will continue to operate and will not be affected by the logout.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact low. Attack vector: local.

Weaknesses#

CWE-306 Missing Authentication for Critical Function

References#

https://www.synology.com/en-global/security/advisory/Synology_SA_24_11

Exploit#

No public exploit known

History#

Version 12024-09-26Record published in the CVE List.

Published

Published: 2024-09-26
Last modified: 2024-09-26

Vendor information

Vendor: Synology
Product: Synology Active Backup for Business Agent

All Synology vulnerabilities

Score

4.0 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 5.7.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Authentication Issues

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 2.7.0-3221
Fixed
2.7.0-3221

Scoring System

CVSS v4.0

Not available

CVSS v3.1

4.0 Medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	Low

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).