CVE-2021-20608
Mitsubishi Electric GX Works2 Length Parameter Inconsistency Remote Denial of Service Vulnerability
Description
Improper Handling of Length Parameter Inconsistency vulnerability in Mitsubishi Electric GX Works2 versions 1.606G and prior allows a remote unauthenticated attacker to cause a DoS condition in GX Works2 by getting GX Works2 to read a tampered program file from a Mitsubishi Electric PLC by sending malicious crafted packets to tamper with the program file.
INFO
Published Date :
Dec. 17, 2021, 5:15 p.m.
Last Modified :
Dec. 27, 2021, 6:30 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
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-2021-20608.
| URL | Resource |
|---|---|
| https://jvn.jp/vu/JVNVU93019896/index.html | Third Party Advisory |
| https://us-cert.cisa.gov/ics/advisories/icsa-21-350-04 | Third Party Advisory US Government Resource |
| https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-020_en.pdf | 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-2021-20608 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-20608 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 -
Initial Analysis by [email protected]
Dec. 27, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://jvn.jp/vu/JVNVU93019896/index.html No Types Assigned https://jvn.jp/vu/JVNVU93019896/index.html Third Party Advisory Changed Reference Type https://us-cert.cisa.gov/ics/advisories/icsa-21-350-04 No Types Assigned https://us-cert.cisa.gov/ics/advisories/icsa-21-350-04 Third Party Advisory, US Government Resource Changed Reference Type https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-020_en.pdf No Types Assigned https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-020_en.pdf Vendor Advisory Added CWE NIST NVD-CWE-Other Added CPE Configuration OR *cpe:2.3:a:mitsubishielectric:gx_works2:*:*:*:*:*:*:*:* versions up to (including) 1.606g
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-20608 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-2021-20608
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.21 }} 0.02%
score
0.59027
percentile