PT-2021-14766 · Unknown · Eip Stack Group Opener

Martin Zeiser · Published 2021-06-17 · Updated 2022-08-24 · CVE-2021-21777

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

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

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

Description An information disclosure issue exists in the Ethernet/IP UDP handler functionality. A specially crafted network request can lead to an out-of-bounds read.

Recommendations For EIP Stack Group OpENer version 2.3, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2021-21777

Affected Products

Eip Stack Group Opener

References · 5

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2021-1234 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-21777 · Security Note
• https://osv.dev/vulnerability/CVE-2021-21777 · Vendor Advisory
• https://t.me/cvenotify/16507 · Telegram Post
• https://t.me/cibsecurity/25510 · Telegram Post