Vulnerabilities

CVE-2021-31893

August 6, 2021

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.

Summary:

Reference Links(if available):

https://cert-portal.siemens.com/productcert/pdf/ssa-641963.pdf

CVSS Score (if available)

v2: / MEDIUM

v3: /

CVE-2021-31893

Summary:

Reference Links(if available):

CVSS Score (if available)

Links to Exploits(if available)

Cobalt Strike Beacon Detected – 111[.]229[.]148[.]68:1443

Cobalt Strike Beacon Detected – 47[.]94[.]168[.]145:9999

Cobalt Strike Beacon Detected – 167[.]71[.]207[.]129:8080

Cobalt Strike Beacon Detected – 101[.]91[.]125[.]228:443

[RHYSIDA] – Ransomware Victim: Fylde Coast Academy Trust

Summary:

Reference Links(if available):

CVSS Score (if available)

Links to Exploits(if available)

You may have missed

Cobalt Strike Beacon Detected – 111[.]229[.]148[.]68:1443

Cobalt Strike Beacon Detected – 47[.]94[.]168[.]145:9999

Cobalt Strike Beacon Detected – 167[.]71[.]207[.]129:8080

Cobalt Strike Beacon Detected – 101[.]91[.]125[.]228:443

[RHYSIDA] – Ransomware Victim: Fylde Coast Academy Trust