8.0
HIGH
CVE-2020-16134
Swisscom Internet Box Privilege Escalation
Description

An issue was discovered on Swisscom Internet Box 2, Internet Box Standard, Internet Box Plus prior to 10.04.38, Internet Box 3 prior to 11.01.20, and Internet Box light prior to 08.06.06. Given the (user-configurable) credentials for the local Web interface or physical access to a device's plus or reset button, an attacker can create a user with elevated privileges on the Sysbus-API. This can then be used to modify local or remote SSH access, thus allowing a login session as the superuser.

INFO

Published Date :

Aug. 4, 2020, 7:15 p.m.

Last Modified :

July 21, 2021, 11:39 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

2.1
Affected Products

The following products are affected by CVE-2020-16134 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 Swisscom internet-box_2_firmware
2 Swisscom internet-box_standard_firmware
3 Swisscom internet-box_plus_firmware
4 Swisscom internet-box_3_firmware
5 Swisscom internet-box_light_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-2020-16134.

URL Resource
https://www.swisscom.ch Vendor Advisory
https://www.swisscom.ch/content/dam/swisscom/de/about/nachhaltigkeit/digitale-schweiz/sicherheit/bug-bounty/files/cve-2020-16134.txt 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-2020-16134 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-16134 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
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-522 NVD-CWE-noinfo
  • CPE Deprecation Remap by [email protected]

    Jun. 28, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:swisscom:internet_box_light:-:*:*:*:*:*:*:* OR *cpe:2.3:h:swisscom:internet-box_light:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Jun. 28, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:swisscom:internet_box_plus:-:*:*:*:*:*:*:* OR *cpe:2.3:h:swisscom:internet-box_plus:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Jun. 28, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:swisscom:internet_box_3:-:*:*:*:*:*:*:* OR *cpe:2.3:h:swisscom:internet-box_3:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Jun. 28, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:swisscom:internet_box_2_firmware:*:*:*:*:*:*:*:* versions from (excluding) 10.04.38 OR *cpe:2.3:o:swisscom:internet-box_2_firmware:*:*:*:*:*:*:*:* versions from (excluding) 10.04.38
  • CPE Deprecation Remap by [email protected]

    Jun. 28, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:swisscom:internet_box_3_firmware:*:*:*:*:*:*:*:* versions from (excluding) 11.01.20 OR *cpe:2.3:o:swisscom:internet-box_3_firmware:*:*:*:*:*:*:*:* versions from (excluding) 11.01.20
  • CPE Deprecation Remap by [email protected]

    Jun. 28, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:swisscom:internet_box_light_firmware:*:*:*:*:*:*:*:* versions from (excluding) 08.06.06 OR *cpe:2.3:o:swisscom:internet-box_light_firmware:*:*:*:*:*:*:*:* versions from (excluding) 08.06.06
  • CPE Deprecation Remap by [email protected]

    Jun. 28, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:swisscom:internet_box_plus_firmware:*:*:*:*:*:*:*:* versions from (excluding) 10.04.38 OR *cpe:2.3:o:swisscom:internet-box_plus_firmware:*:*:*:*:*:*:*:* versions from (excluding) 10.04.38
  • CPE Deprecation Remap by [email protected]

    Jun. 28, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:swisscom:internet_box_standard_firmware:*:*:*:*:*:*:*:* versions from (excluding) 10.04.38 OR *cpe:2.3:o:swisscom:internet-box_standard_firmware:*:*:*:*:*:*:*:* versions from (excluding) 10.04.38
  • CPE Deprecation Remap by [email protected]

    Jun. 28, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:swisscom:internet_box_2:-:*:*:*:*:*:*:* OR *cpe:2.3:h:swisscom:internet-box_2:-:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Jun. 28, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:h:swisscom:internet_box_standard:-:*:*:*:*:*:*:* OR *cpe:2.3:h:swisscom:internet-box_standard:-:*:*:*:*:*:*:*
  • Initial Analysis by [email protected]

    Aug. 10, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:A/AC:L/Au:S/C:C/I:C/A:C)
    Added CVSS V3.1 NIST AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.swisscom.ch No Types Assigned https://www.swisscom.ch Vendor Advisory
    Changed Reference Type https://www.swisscom.ch/content/dam/swisscom/de/about/nachhaltigkeit/digitale-schweiz/sicherheit/bug-bounty/files/cve-2020-16134.txt No Types Assigned https://www.swisscom.ch/content/dam/swisscom/de/about/nachhaltigkeit/digitale-schweiz/sicherheit/bug-bounty/files/cve-2020-16134.txt Vendor Advisory
    Added CWE NIST CWE-522
    Added CPE Configuration AND OR *cpe:2.3:o:swisscom:internet_box_2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 10.04.38 OR cpe:2.3:h:swisscom:internet_box_2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:swisscom:internet_box_standard_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 10.04.38 OR cpe:2.3:h:swisscom:internet_box_standard:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:swisscom:internet_box_plus_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 10.04.38 OR cpe:2.3:h:swisscom:internet_box_plus:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:swisscom:internet_box_3_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 11.01.20 OR cpe:2.3:h:swisscom:internet_box_3:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:swisscom:internet_box_light_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 08.06.06 OR cpe:2.3:h:swisscom:internet_box_light:-:*:*:*:*:*:*:*
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-2020-16134 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-2020-16134 weaknesses.

Exploit Prediction

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

0.04 }} 0.00%

score

0.10264

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability