CVE-2020-27261
published 2021-02-09CVE-2020-27261: The Omron CX-One Version 4.60 and prior is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code.
PriorityP356high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
7.61%
93.8th percentile
The Omron CX-One Version 4.60 and prior is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code.
Affected
8 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| omron | cx-one | <= 4.60 | — |
| omron | cx-one | unspecified – 4.60 | — |
| omron | cx-position | <= 2.52 | — |
| omron | cx-position | unspecified – 2.52 | — |
| omron | cx-protocol | <= 2.02 | — |
| omron | cx-protocol | unspecified – 2.02 | — |
| omron | cx-server | <= 5.0.28 | — |
| omron | cx-server | unspecified – 5.0.28 | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
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CISA ICS
Omron CX-One
cisa_ics·2021-01-07·CVSS 8.8
[HIGH] Omron CX-One
## Archived Content In an effort to keep CISA.gov current, the archive contains outdated information that may not reflect current policy or programs.
ICS Advisory
##
Omron CX-One
Last RevisedJanuary 07, 2021
Alert CodeICSA-21-007-02
## 1. EXECUTIVE SUMMARY
- CVSS v3 7.8
- ATTENTION: Low skill level to exploit
- Vendor: Omron
- Equipment: CX-One
- Vulnerabilities: Untrusted Pointer Dereference, Stack-based Buffer Overflow, Type Confusion
## 2. RISK EVALUATION
Successful exploitation of these vulnerabilities could crash the device being accessed. In addition, a buffer overflow condition may allow remote code execution.
## 3. TECHNICAL DETAILS
## 3.1 AFFECTED PRODUCTS
The following versions of CX-One, an Automation Software Suite, are
GHSA
GHSA-5x49-f55r-f2xh: The Omron CX-One Version 4
ghsa_unreviewed·2022-05-24
CVE-2020-27261 [HIGH] CWE-787 GHSA-5x49-f55r-f2xh: The Omron CX-One Version 4
The Omron CX-One Version 4.60 and prior is vulnerable to a stack-based buffer overflow, which may allow an attacker to remotely execute arbitrary code.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://us-cert.cisa.gov/ics/advisories/icsa-21-007-02https://www.zerodayinitiative.com/advisories/ZDI-21-183/https://www.zerodayinitiative.com/advisories/ZDI-21-185/https://us-cert.cisa.gov/ics/advisories/icsa-21-007-02https://www.zerodayinitiative.com/advisories/ZDI-21-183/https://www.zerodayinitiative.com/advisories/ZDI-21-185/
2021-02-09
Published