High severity · published May 4, 2021
CVE-2021-29240
The Package Manager of CODESYS Development System 3 before 3.5.17.0 does not check the validity of packages before installation and may be used to install CODESYS packages with…
7.8
CVSS
0.9%
EPSS
No
On KEV
Description
The Package Manager of CODESYS Development System 3 before 3.5.17.0 does not check the validity of packages before installation and may be used to install CODESYS packages with malicious content.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DS
Development System · Codesys
3.0 before 3.5.17.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-29240
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-29240
Vendor Advisory
https://customers.codesys.com/index.php
Exploit
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14636&token=1ce7e6e4cbe4651989ede418450d7c82e972bdf2&download=
Vendor Advisory
https://www.codesys.com/security/security-reports.html
More from Development System
9.8
CVE-2019-9010
An issue was discovered in 3S-Smart CODESYS V3 products
8.8
CVE-2023-3663
In CODESYS Development System versions from 3.5.11.20 and before 3.5.19.20 a missing integrity check might allow an unauthenticated remote attacker to manipulate the content of…
8.8
CVE-2022-4224
In multiple products of CODESYS v3 in multiple versions a remote low privileged user could utilize this vulnerability to read and modify system files and OS resources or DoS the…
8.8
CVE-2019-9013
An issue was discovered in 3S-Smart CODESYS V3 products
8.1
CVE-2022-22515
A remote, authenticated attacker could utilize the control program of the CODESYS Control runtime system to use the vulnerability in order to read and modify the configuration…