9.8
CRITICAL
CVE-2016-6554
Synology NAS Hardcoded Credentials Vulnerability
Description

Synology NAS servers DS107, firmware version 3.1-1639 and prior, and DS116, DS213, firmware versions prior to 5.2-5644-1, use non-random default credentials of: guest:(blank) and admin:(blank) . A remote network attacker can gain privileged access to a vulnerable device.

INFO

Published Date :

July 13, 2018, 8:29 p.m.

Last Modified :

Oct. 9, 2019, 11:19 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2016-6554 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Synology ds107_firmware
2 Synology ds213_firmware
3 Synology ds116_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2016-6554.

URL Resource
https://www.kb.cert.org/vuls/id/404187 Third Party Advisory US Government Resource
https://www.securityfocus.com/bid/93805 Third Party Advisory VDB Entry
https://www.synology.com/en-global/releaseNote/DS213 Release Notes Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-6554 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-6554 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CWE CERT/CC CWE-255
  • Initial Analysis by [email protected]

    Sep. 07, 2018

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.synology.com/en-global/releaseNote/DS213 No Types Assigned https://www.synology.com/en-global/releaseNote/DS213 Release Notes, Vendor Advisory
    Changed Reference Type https://www.kb.cert.org/vuls/id/404187 No Types Assigned https://www.kb.cert.org/vuls/id/404187 Third Party Advisory, US Government Resource
    Changed Reference Type https://www.securityfocus.com/bid/93805 No Types Assigned https://www.securityfocus.com/bid/93805 Third Party Advisory, VDB Entry
    Added CWE CWE-255
    Added CPE Configuration AND OR *cpe:2.3:o:synology:ds107_firmware:*:*:*:*:*:*:*:* versions up to (including) 3.1-1639 OR cpe:2.3:h:synology:ds107:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:synology:ds213_firmware:*:*:*:*:*:*:*:* versions up to (including) 5.2-5644-1 OR cpe:2.3:h:synology:ds213:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:synology:ds116_firmware:*:*:*:*:*:*:*:* versions up to (including) 5.2-5644-1 OR cpe:2.3:h:synology:ds116:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-6554 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-6554 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.27 }} -0.02%

score

0.67018

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability