CVE-2021-34600
Telenot CompasX Weak Random Number Generation Vulnerability
Description
Telenot CompasX versions prior to 32.0 use a weak seed for random number generation leading to predictable AES keys used in the NFC tags used for local authorization of users. This may lead to total loss of trustworthiness of the installation.
INFO
Published Date :
Jan. 20, 2022, 12:15 p.m.
Last Modified :
Nov. 21, 2024, 6:10 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2021-34600 has a 6 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2021-34600.
| URL | Resource |
|---|---|
| https://www.x41-dsec.de/lab/advisories/x41-2021-003-telenot-complex-insecure-keygen/ | Exploit Third Party Advisory |
| https://www.x41-dsec.de/lab/advisories/x41-2021-003-telenot-complex-insecure-keygen/ | Exploit Third Party 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).
All CVE - PoC in GitHub
poc proofofconcept tester allcve cvegithub cvenew cvepoc cveupdate
None
None
Here you can find video, slides and other stuff related to RomHack Conference since the beginning (2018). Enjoy!
None
None
Makefile C Assembly Shell C++ Lua Python Awk Objective-C Verilog
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-34600 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-34600 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 af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://www.x41-dsec.de/lab/advisories/x41-2021-003-telenot-complex-insecure-keygen/ -
CVE Modified by [email protected]
Sep. 16, 2024
Action Type Old Value New Value Changed Description Telenot CompasX versions prior to 32.0 use a weak seed for random number generation leading to predictable AES keys used in the NFC tags used for local authorization of users. This may lead to total loss of trustworthiness of the installation. Telenot CompasX versions prior to 32.0 use a weak seed for random number generation leading to predictable AES keys used in the NFC tags used for local authorization of users. This may lead to total loss of trustworthiness of the installation. -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Aug. 09, 2023
Action Type Old Value New Value Removed CVSS V3.1 CERT VDE AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N Added CVSS V3.1 CERT VDE AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Removed CVSS V3.1 Reason PR-Local attacker implies some privilege level needed Removed CVSS V3.1 Reason UI-User Interaction not identified Removed CVSS V3.1 Reason I-No integrity impacts identified Removed CWE CERT VDE CWE-338 Added CWE CERT VDE CWE-335 Removed CWE Reason CWE-338 / More specific CWE option available -
Reanalysis by [email protected]
Jul. 07, 2023
Action Type Old Value New Value Removed CWE NIST CWE-338 Added CWE NIST CWE-335 -
Modified Analysis by [email protected]
Sep. 10, 2022
Action Type Old Value New Value Removed CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:C/I:N/A:N) Removed CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N -
CVE Modified by [email protected]
Apr. 28, 2022
Action Type Old Value New Value Changed Description Telenot CompasX versions prior to 32.0 use a weak seed for random number generation leading to predictable AES keys used in the NFC tags used for authorization of users. Telenot CompasX versions prior to 32.0 use a weak seed for random number generation leading to predictable AES keys used in the NFC tags used for local authorization of users. This may lead to total loss of trustworthiness of the installation. -
Initial Analysis by [email protected]
Jan. 27, 2022
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://www.x41-dsec.de/lab/advisories/x41-2021-003-telenot-complex-insecure-keygen/ No Types Assigned https://www.x41-dsec.de/lab/advisories/x41-2021-003-telenot-complex-insecure-keygen/ Exploit, Third Party Advisory Added CWE NIST CWE-338 Added CPE Configuration OR *cpe:2.3:a:telenot:compasx:*:*:*:*:*:*:*:* versions up to (excluding) 32.0
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-34600 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-2021-34600
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.12 }} -0.01%
score
0.33151
percentile