4.2
MEDIUM
CVE-2021-34395
Trusting TLK Local Privilege Escape Permissive Access Control
Description

Trusty TLK contains a vulnerability in its access permission settings where it does not properly restrict access to a resource from a user with local privileges, which might lead to limited information disclosure, a low risk of modifcations to data, and limited denial of service.

INFO

Published Date :

June 22, 2021, 10:15 p.m.

Last Modified :

Sept. 20, 2021, 6:46 p.m.

Remotely Exploitable :

No

Impact Score :

3.4

Exploitability Score :

0.8
Affected Products

The following products are affected by CVE-2021-34395 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 Nvidia jetson_tx1_firmware
2 Nvidia jetson_linux
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-2021-34395.

URL Resource
https://nvidia.custhelp.com/app/answers/detail/a_id/5205 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-2021-34395 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-34395 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
  • Modified Analysis by [email protected]

    Sep. 20, 2021

    Action Type Old Value New Value
    Removed CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:P)
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Removed CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L
    Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
  • CVE Modified by [email protected]

    Jul. 16, 2021

    Action Type Old Value New Value
    Changed Description Trusty TLK contains a vulnerability in its access permission settings where it does not properly restrict access to a resource from a user with local privileges, which might lead to limited information disclosure and limited denial of service. Trusty TLK contains a vulnerability in its access permission settings where it does not properly restrict access to a resource from a user with local privileges, which might lead to limited information disclosure, a low risk of modifcations to data, and limited denial of service.
  • Initial Analysis by [email protected]

    Jun. 29, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:L
    Changed Reference Type https://nvidia.custhelp.com/app/answers/detail/a_id/5205 No Types Assigned https://nvidia.custhelp.com/app/answers/detail/a_id/5205 Vendor Advisory
    Added CWE NIST CWE-276
    Added CPE Configuration AND OR *cpe:2.3:o:nvidia:jetson_linux:*:*:*:*:*:*:*:* versions up to (excluding) 32.5.1 OR cpe:2.3:h:nvidia:jetson_tx1:-:*:*:*:*:*:*:*
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-2021-34395 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-2021-34395 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

0.05635

percentile

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