Vulnerability · Published Dec 14, 2020 · Assigned by siemens
CVE-2020-15796
High 7.5
In plain English
A high-severity security flaw in SIMATIC ET 200SP Open Controller (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 1.6% (higher than 76% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.6%top 24.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A vulnerability has been identified in SIMATIC ET 200SP Open Controller (incl. SIPLUS variants) (V20.8), SIMATIC S7-1500 Software Controller (V20.8). The web server of the affected products contains a vulnerability that could allow a remote attacker to trigger a denial-of-service condition by sending a specially crafted HTTP request.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Siemens | SIMATIC ET 200SP Open Controller (incl. SIPLUS variants) | V20.8 |
| Siemens | SIMATIC S7-1500 Software Controller | V20.8 |
Weakness: CWE-248
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-700697.pdf x_refsource_MISC