CVE-2019-6578 — A vulnerability has been identified in SINAMICS PERFECT HARMONY GH180 with NXG I

A vulnerability has been identified in SINAMICS PERFECT HARMONY GH180 with NXG I control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G28), SINAMICS PERFECT HARMONY GH180 with NXG II control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G28). A

01What is this vulnerability?

A vulnerability has been identified in SINAMICS PERFECT HARMONY GH180 with NXG I control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G28), SINAMICS PERFECT HARMONY GH180 with NXG II control, MLFBs: 6SR2...-, 6SR3...-, 6SR4...- (All Versions with option G28). A denial of service vulnerability exists in the affected products. The vulnerability could be exploited by an attacker…

02Affected products

Vendor	Product	Versions
Siemens AG	SINAMICS PERFECT HARMONY GH180 with NXG I control, MLFBs: 6SR2...	, 6SR3...-, 6SR4...- — All Versions with option G28
Siemens AG	SINAMICS PERFECT HARMONY GH180 with NXG II control, MLFBs: 6SR2...	, 6SR3...-, 6SR4...- — All Versions with option G28

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-05-14T19:54:48.000Z
• Last modified: 2024-08-04T20:23:22.049Z

09References

• cert-portal.siemens.com — https://cert-portal.siemens.com/productcert/pdf/ssa-606525.pdf
• ics-cert.us-cert.gov — https://ics-cert.us-cert.gov/advisories/ICSA-19-134-05