by Kastro
Paper/Archive/CVE-2020-13556

CVE-2020-13556

talos — An out-of-bounds write vulnerability exists in the Ethernet/IP server functionality of EIP Stack Group OpENer 2.3 and development commit…

EPSS 5%CVSS 9.8
critical.is priorityof 100
48
CVSS 9.8 (CNA, NVD agree)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 91.8.918 × 2018.4No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

An out-of-bounds write vulnerability exists in the Ethernet/IP server functionality of EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A specially crafted series of network requests can lead to remote code execution. An attacker can send a sequence of requests to trigger this vulnerability.

Affected

ProductAffectedFixed inSource
EIP Stack GroupEIP Stack Group OpENer 2.3–CNA
EIP Stack GroupEIP Stack Group OpENer development commit 8c73bf3–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
talos (CNA)9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

reftalosintelligence.com/vulnerability_reports/TALOS-2020-1170