CVE-2019-10935 — A vulnerability has been identified in SIMATIC PCS 7 V8

A vulnerability has been identified in SIMATIC PCS 7 V8.0 and earlier (All versions), SIMATIC PCS 7 V8.1 (All versions < V8.1 with WinCC V7.3 Upd 19), SIMATIC PCS 7 V8.2 (All versions < V8.2 SP1 with WinCC V7.4 SP1 Upd 11), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP2 wit

01What is this vulnerability?

A vulnerability has been identified in SIMATIC PCS 7 V8.0 and earlier (All versions), SIMATIC PCS 7 V8.1 (All versions < V8.1 with WinCC V7.3 Upd 19), SIMATIC PCS 7 V8.2 (All versions < V8.2 SP1 with WinCC V7.4 SP1 Upd 11), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP2 with WinCC V7.4 SP1 Upd11), SIMATIC WinCC Professional (TIA Portal V13) (All versions), SIMATIC WinCC Professional (TIA Portal V14)…

02Affected products

Vendor	Product	Versions
Siemens AG	SIMATIC PCS 7 V8.0 and earlier	All versions
Siemens AG	SIMATIC PCS 7 V8.1	All versions < V8.1 with WinCC V7.3 Upd 19
Siemens AG	SIMATIC PCS 7 V8.2	All versions < V8.2 SP1 with WinCC V7.4 SP1 Upd 11
Siemens AG	SIMATIC PCS 7 V9.0	All versions < V9.0 SP2 with WinCC V7.4 SP1 Upd11
Siemens AG	SIMATIC WinCC Professional (TIA Portal V13)	All versions
Siemens AG	SIMATIC WinCC Professional (TIA Portal V14)	All versions < V14 SP1 Upd 9
Siemens AG	SIMATIC WinCC Professional (TIA Portal V15)	All versions < V15.1 Upd 3
Siemens AG	SIMATIC WinCC Runtime Professional V13	All versions
Siemens AG	SIMATIC WinCC Runtime Professional V14	All versions < V14.1 Upd 8
Siemens AG	SIMATIC WinCC Runtime Professional V15	All versions < V15.1 Upd 3
Siemens AG	SIMATIC WinCC V7.2 and earlier	All versions
Siemens AG	SIMATIC WinCC V7.3	All versions < V7.3 Upd 19
Siemens AG	SIMATIC WinCC V7.4	All versions < V7.4 SP1 Upd 11
Siemens AG	SIMATIC WinCC V7.5	All versions < V7.5 Upd 3

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: 2019-07-11T21:17:47.000Z
• Last modified: 2024-08-04T22:40:15.303Z

09References

• cert-portal.siemens.com — https://cert-portal.siemens.com/productcert/pdf/ssa-121293.pdf