CVE-2021-31893
CVE-2021-31893
Vexday Risk Score
3Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS —EPSS 0.6%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
13 Jul 2021Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3), SIMATIC PDM (All versions < V9.2), SIMATIC STEP 7 V5.X (All versions < V5.6 SP2 HF3), SINAMICS STARTER (containing STEP 7 OEM version) (All versions < V5.4 HF2). The affected software contains a buffer overflow vulnerability while handling certain files that could allow a local attacker to trigger a denial-of-service condition or potentially lead to remote code execution.
Affected products
Siemens · SIMATIC PCS 7 V8.2 and earlierSiemens · SIMATIC PCS 7 V9.0Siemens · SIMATIC PDMSiemens · SIMATIC STEP 7 V5.XSiemens · SINAMICS STARTER (containing STEP 7 OEM version)Want to know if your infrastructure is exposed to this?
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