Synology Router Manager up to 1.1.6 EZ-Internet Username command injection

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 (≈)
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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.
6.8$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Synology Router Manager up to 1.1.6. Impacted is an unknown function of the component EZ-Internet. Executing a manipulation of the argument Username as part of Parameter can lead to command injection. This vulnerability appears as CVE-2017-12078. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Synology Router Manager up to 1.1.6 (Router Operating System). This vulnerability affects an unknown code block of the component EZ-Internet. The manipulation of the argument username as part of a Parameter leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Command injection vulnerability in EZ-Internet in Synology Router Manager (SRM) before 1.1.6-6931 allows remote authenticated users to execute arbitrary command via the username parameter.

The bug was discovered 12/19/2017. The weakness was presented 06/08/2018 (Website). The advisory is available at synology.com. This vulnerability was named CVE-2017-12078 since 07/31/2017. The exploitation appears to be easy. The attack can be initiated remotely. The requirement for exploitation is a single authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 171 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 1.1.6-6931 eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

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

NVD Base Score: 7.2
NVD Vector: 🔍

CNA Base Score: 7.2
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: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
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: Router Manager 1.1.6-6931

Timelineinfo

07/31/2017 🔍
12/19/2017 +141 days 🔍
06/08/2018 +170 days 🔍
06/08/2018 +0 days 🔍
06/08/2018 +0 days 🔍
03/22/2023 +1748 days 🔍

Sourcesinfo

Vendor: synology.com

Advisory: SA_17_79
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-12078 (🔍)
GCVE (CVE): GCVE-0-2017-12078
GCVE (VulDB): GCVE-100-119278

Entryinfo

Created: 06/08/2018 19:19
Updated: 03/22/2023 09:20
Changes: 06/08/2018 19:19 (61), 02/17/2020 15:08 (2), 03/22/2023 09:19 (4), 03/22/2023 09:20 (12)
Complete: 🔍
Cache ID: 216::103

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