4.9med
CVE-2017-14023
An Improper Input Validation issue was discovered in Siemens SIMATIC PCS 7 V8.1 prior to V8.1 SP1 with WinCC V7.3 Upd 13, and V8.2 all vers…
Published 9 y ago · modified 4 mo ago · JSON
CVSS
4.9
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
3.7%
percentile 90%
Public exploits
0
none known
Summary
An Improper Input Validation issue was discovered in Siemens SIMATIC PCS 7 V8.1 prior to V8.1 SP1 with WinCC V7.3 Upd 13, and V8.2 all versions. The improper input validation vulnerability has been identified, which may allow an authenticated remote attacker who is a member of the administrators group to crash services by sending specially crafted messages to the DCOM interface.
Exploit prediction (EPSS)
3.67% probability of exploitation in the next 30 days, higher than 90% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.1 | 4.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.0 | AV:N/AC:L/Au:S/C:N/I:N/A:P |
Affected products
- n/a Siemens SIMATIC PCS 7
Classification
- Weakness
- CWE-20 Improper Input Validation
References
- ics-cert.us-cert.gov /advisories/ICSA-17-306-01 · x_refsource_MISC, x_transferred
- securitytracker.com /id/1039729 · vdb-entry, x_refsource_SECTRACK, x_transferred
- securityfocus.com /bid/101680 · vdb-entry, x_refsource_BID, x_transferred
Sources
- CVE List: CVE-2017-14023
- NVD: CVE-2017-14023
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