Buffer overflow in Ge Industrial Gateway Server
CVE-2020-27265
KEPServerEX: v6.0 to v6.9, ThingWorx Kepware Server: v6.8 and v6.9, ThingWorx Industrial Connectivity: All versions, OPC-Aggregator: All versions, Rockwell Automation KEPServer Enterprise, GE Digital Industrial Gateway Server: v7.68.804 and v7.66, Software Toolbox TOP Server: All 6.x versions are vulnerable to a stack-based buffer overflow. Opening a specifically crafted OPC UA message could allow an attacker to crash the server and remotely execute code.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.105 (95.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.101 · newest: 0.105 · change: +0.004
Affected products
- Ge Industrial Gateway Server — versions 7.66, 7.68.804
- Ptc Kepware Kepserverex — versions 6.0, 6.9
- Ptc Opc-Aggregator
- Ptc Thingworx Industrial Connectivity
- Ptc Thingworx Kepware Server — versions 6.8, 6.9
- Rockwellautomation Kepserver Enterprise — versions 6.6.504.0, 6.9.572.0
- Softwaretoolbox Top Server
- Ptc Kepware Kepserverex; Thingworx Industrial Connectivity; Opc-Aggregator; Rockwell Automation Kepserver Enterprise; Ge Digital Gateway Server; Software Toolbox Top Server — versions v6.0 to v6.9, v6.8 and v6.9, All versions
Weakness classification (CWE)
References
- us-cert.cisa.gov/ics/advisories/icsa-20-352-02 (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-27265?
- CVE-2020-27265 is a critical-severity vulnerability in Ge Industrial Gateway Server, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2021-01-14.
- How severe is CVE-2020-27265?
- Critical severity. CVSS v3 base score is 9.8 out of 10.