PT-2021-1696 · Omron · Omron Cx-One

Rgod · Published 2021-01-08 · Updated 2021-02-11 · CVE-2020-27261

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Omron CX-One versions 4.60 and prior

Description The issue is related to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code. This is a result of a vulnerability in the Omron CX-One software package, specifically affecting the CX-Position, CX-Protocol, and CX-Server components.

Recommendations For Omron CX-One versions 4.60 and prior, update to a version later than 4.60 to resolve the issue. As a temporary workaround, consider restricting access to the vulnerable components until a patch is available.

Fix

Memory Corruption

Stack Overflow

Weakness Enumeration

CWE-787

CWE-121

Related Identifiers

BDU:2021-00365

CVE-2020-27261

ZDI-21-183

ZDI-21-185

Affected Products

Omron Cx-One

References · 10

• https://zerodayinitiative.com/advisories/ZDI-21-183 · Security Note
• https://bdu.fstec.ru/vul/2021-00365 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-21-185 · Security Note
• https://osv.dev/vulnerability/CVE-2020-27261 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-27261 · Security Note
• https://ics-cert.us-cert.gov/advisories/icsa-21-007-02 · Note
• https://us-cert.cisa.gov/ics/advisories/icsa-21-007-02 · Note
• https://t.me/cibsecurity/23300 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2021010805 · Note
• https://t.me/cvenotify/9665 · Telegram Post