Vulnerability · Published Dec 14, 2020 · Assigned by siemens
CVE-2020-25232
High 7.5
In plain English
A high-severity broken cryptography in LOGO! 8 BM (incl. SIPLUS variants) from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 57% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)0.8%top 42.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). Due to the usage of an insecure random number generation function and a deprecated cryptographic function, an attacker could extract the key that is used when communicating with an affected device on port 8080/tcp.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Siemens | LOGO! 8 BM (incl. SIPLUS variants) | All versions < V8.3 |
Weakness: CWE-327
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-480824.pdf x_refsource_MISC