Vulnerability · Published Dec 26, 2022 · Assigned by mitre
CVE-2020-12069CODESYS V3 prone to Inadequate Password Hashing
High 7.8
In plain English
A high-severity security flaw in CODESYS V3 containing the CmpUserMgr from CODESYS. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.2%top 93.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
In CODESYS V3 products in all versions prior V3.5.16.0 containing the CmpUserMgr, the CODESYS Control runtime system stores the online communication passwords using a weak hashing algorithm. This can be used by a local attacker with low privileges to gain full control of the device.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| CODESYS | CODESYS V3 containing the CmpUserMgr | V3 – before V3.5.16.0 |
Weakness: CWE-916 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=12943&token=d097958a67ba382de688916f77e3013c0802fade&download= vendor-advisory
- https://cert.vde.com/en/advisories/VDE-2021-061/ vendor-advisory
- https://cert.vde.com/en/advisories/VDE-2022-031/ vendor-advisory
- https://cert.vde.com/en/advisories/VDE-2022-022/ vendor-advisory