Synology Drive up to 1.0.2 Access Control access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Synology Drive up to 1.0.2. It has been classified as critical. The affected element is an unknown function of the component Access Control. Performing a manipulation results in access control. This vulnerability is identified as CVE-2018-8922. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in Synology Drive up to 1.0.2. This affects an unknown code block of the component Access Control. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Improper access control vulnerability in Synology Drive before 1.0.2-10275 allows remote authenticated users to access non-shared files or folders via unspecified vectors.

The bug was discovered 05/29/2018. The weakness was released 06/01/2018 (Website). The advisory is shared at synology.com. This vulnerability is uniquely identified as CVE-2018-8922 since 03/22/2018. It is possible to initiate the attack remotely. The requirement for exploitation is a authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 1.0.2-10275 eliminates this vulnerability.

Entry connected to this vulnerability is available at VDB-118640. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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: Access control
CWE: CWE-284 / CWE-266
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: Drive 1.0.2-10275

Timelineinfo

03/22/2018 🔍
05/29/2018 +68 days 🔍
06/01/2018 +2 days 🔍
06/01/2018 +0 days 🔍
06/02/2018 +1 days 🔍
10/17/2024 +2329 days 🔍

Sourcesinfo

Vendor: synology.com

Advisory: SA_18_11
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-8922 (🔍)
GCVE (CVE): GCVE-0-2018-8922
GCVE (VulDB): GCVE-100-118641
See also: 🔍

Entryinfo

Created: 06/02/2018 10:33
Updated: 10/17/2024 19:22
Changes: 06/02/2018 10:33 (59), 02/11/2020 21:31 (2), 03/19/2023 14:40 (4), 03/19/2023 14:45 (11), 10/17/2024 19:22 (15)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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