CVE-2017-14023: siemens simatic_pcs7 Improper Input Validation
Vulnerability summary
CVE-2017-14023 is a medium (CVSS 4.9) Improper Input Validation vulnerability in siemens simatic_pcs7. EPSS estimates a 3.67% chance of exploitation in the next 30 days, higher than 89.5% of scored vulnerabilities.
Timeline
- 06-11-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
3.67%
Chance of exploitation in the next 30 days
Percentile
90%
Versus all other CVEs
30-day change
0.00 pp
From 3.67% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Siemens2 products
- simatic_pcs78.1 | 8.2
- simatic_wincc7.3:update13
1 vendor · 2 products
References
3 links- ics-cert.us-cert.gov/advisories/ICSA-17-306-01X Refsource MISCThird Party AdvisoryUS Government Resource