Synology Active Backup for Business Agent prior 2.7.0-3221 logout missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Synology Active Backup for Business Agent. It has been declared as critical. Impacted is the function Logout. Executing a manipulation can lead to missing authentication. This vulnerability is handled as CVE-2023-52947. It is possible to launch the attack on the local host. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Synology Active Backup for Business Agent and classified as problematic. This vulnerability affects the function logout. The manipulation with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect availability. CVE summarizes:

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.

The weakness was released by Zhao Runzi as SA_24_11. The advisory is shared for download at synology.com. This vulnerability was named CVE-2023-52947 since 09/24/2024. The exploitation appears to be easy. The attack needs to be approached locally. There are known technical details, but no exploit is available.

Upgrading to version 2.7.0-3221 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.3
NVD Vector: 🔍

CNA Base Score: 4.0
CNA Vector (synology): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Active Backup for Business Agent 2.7.0-3221

Timelineinfo

09/24/2024 🔍
09/26/2024 +2 days 🔍
09/26/2024 +0 days 🔍
10/03/2024 +7 days 🔍

Sourcesinfo

Vendor: synology.com

Advisory: SA_24_11
Researcher: Zhao Runzi
Status: Confirmed

CVE: CVE-2023-52947 (🔍)
GCVE (CVE): GCVE-0-2023-52947
GCVE (VulDB): GCVE-100-278536

Entryinfo

Created: 09/26/2024 08:25
Updated: 10/03/2024 03:21
Changes: 09/26/2024 08:25 (66), 10/03/2024 03:21 (12)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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