Synology DiskStation Manager up to 6.2.3-2541 DDNS channel accessible

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Synology DiskStation Manager up to 6.2.3-2541. The affected element is an unknown function of the component DDNS. The manipulation results in channel accessible. This vulnerability is reported as CVE-2020-27656. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Synology DiskStation Manager up to 6.2.3-2541 (Network Attached Storage Software). Affected is some unknown functionality of the component DDNS. The manipulation with an unknown input leads to a channel accessible vulnerability. CWE is classifying the issue as CWE-300. The product does not adequately verify the identity of actors at both ends of a communication channel, or does not adequately ensure the integrity of the channel, in a way that allows the channel to be accessed or influenced by an actor that is not an endpoint. This is going to have an impact on confidentiality.

The weakness was disclosed 10/29/2020 as SA_20_18. The advisory is available at synology.com. This vulnerability is traded as CVE-2020-27656. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1557 by the MITRE ATT&CK project.

Upgrading to version 6.2.3-2542 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.6

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.7
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (Synology Inc.): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Channel accessible
CWE: CWE-300
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: DiskStation Manager 6.2.3-2542

Timelineinfo

10/22/2020 🔍
10/29/2020 +7 days 🔍
10/29/2020 +0 days 🔍
01/15/2025 +1539 days 🔍

Sourcesinfo

Vendor: synology.com

Advisory: SA_20_18
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-27656 (🔍)
GCVE (CVE): GCVE-0-2020-27656
GCVE (VulDB): GCVE-100-164082

Entryinfo

Created: 10/29/2020 12:29
Updated: 01/15/2025 07:16
Changes: 10/29/2020 12:29 (39), 11/30/2020 14:10 (3), 11/30/2020 14:14 (17), 01/15/2025 07:16 (26)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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