High severity · published Jun 24, 2022
CVE-2022-32143
In multiple CODESYS products, file download and upload function allows access to internal files in the working directory e.g
8.8
CVSS
1.2%
EPSS
No
On KEV
Description
In multiple CODESYS products, file download and upload function allows access to internal files in the working directory e.g. firmware files of the PLC. All requests are processed on the controller only if no level 1 password is configured on the controller or if remote attacker has previously successfully authenticated himself to the controller. A successful Attack may lead to a denial of service, change of local files, or drain of confidential Information. User interaction is not required
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PL
Plcwinnt · Codesys
2.0 before 2.4.7.57 · source: NVD
RT
Runtime Toolkit · Codesys
2.0 before 2.4.7.57 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-32143
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-32143
Mitigation
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17139&token=ec67d15a433b61c77154166c20c78036540cacb0&download=
More from Plcwinnt
9.8
CVE-2022-31806
In CODESYS V2 PLCWinNT and Runtime Toolkit 32 in versions prior to V2.4.7.57 password protection is not enabled by default and there is no information or prompt to enable password…
8.8
CVE-2022-32138
In multiple CODESYS products, a remote attacker may craft a request which may cause an unexpected sign extension, resulting in a denial-of-service condition or memory overwrite
8.8
CVE-2022-32137
In multiple CODESYS products, a low privileged remote attacker may craft a request, which may cause a heap-based buffer overflow, resulting in a denial-of-service condition or…
8.1
CVE-2022-32142
Multiple CODESYS Products are prone to a out-of bounds read or write access
8.1
CVE-2022-1965
Multiple products of CODESYS implement a improper error handling