Synology Router Manager up to 1.2.4 Set-Cookie Header cookie httponly flag

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.
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CTI Interest Score
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4.7$0-$5k0.00

A vulnerability was found in Synology Router Manager up to 1.2.4 (Router Operating System) and classified as problematic. Affected by this issue is an unknown code of the component Set-Cookie Header Handler. The manipulation with an unknown input leads to a cookie httponly flag vulnerability. Using CWE to declare the problem leads to CWE-1004. The product uses a cookie to store sensitive information, but the cookie is not marked with the HttpOnly flag. Impacted is confidentiality.

The weakness was shared 10/29/2020 as SA_20_14. The advisory is shared for download at synology.com. This vulnerability is handled as CVE-2020-27658. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 1.2.4-8081 eliminates this vulnerability.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

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

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cookie httponly flag
CWE: CWE-1004 / CWE-732 / CWE-275
ATT&CK: Unknown

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 1.2.4-8081

Timelineinfo

10/22/2020 🔍
10/29/2020 +7 days 🔍
10/29/2020 +0 days 🔍
11/30/2020 +32 days 🔍

Sourcesinfo

Vendor: synology.com

Advisory: SA_20_14
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-27658 (🔍)

Entryinfo

Created: 10/29/2020 12:32
Updated: 11/30/2020 14:32
Changes: 10/29/2020 12:32 (39), 11/30/2020 14:29 (3), 11/30/2020 14:32 (19)
Complete: 🔍

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