PT-2020-13610 · Eip Stack · Eip Stack Group Opener

Published 2020-12-03 · Updated 2022-06-07 · CVE-2020-13556

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions EIP Stack Group OpENer version 2.3

Description An out-of-bounds write issue exists in the Ethernet/IP server functionality. A specially crafted series of network requests can lead to remote code execution. An attacker can send a sequence of requests to trigger this issue.

Recommendations For EIP Stack Group OpENer version 2.3, consider restricting access to the Ethernet/IP server functionality until a patch is available. As a temporary workaround, limit the ability to send specially crafted network requests to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2020-13556

Affected Products

Eip Stack Group Opener

References · 5

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2020-1170 · Exploit
• https://osv.dev/vulnerability/CVE-2020-13556 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-13556 · Security Note
• https://t.me/cvenotify/7010 · Telegram Post
• https://t.me/cybersecuritytechnologies/2219 · Telegram Post