HIGH
CVE-2024-33687
CWE-345Published: June 24, 2024· Updated: Jun 17, 2026
7.5
CVSS v3.1
Official Description
Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions and NX Series CPU Unit all versions. If a user program in the affected product is altered, the product may not be able to detect the alteration.
Technical Analysis
CVE-2024-33687 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 7.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Vendors & Products
omron110 product(s)
nj101-1000 firmwarenj101-1000nj101-1020 firmwarenj101-1020nj101-9000 firmwarenj101-9000nj101-9020 firmwarenj101-9020nj301-1100 firmwarenj301-1100nj301-1200 firmwarenj301-1200+98
Source: NVD CPE · 110 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (4)
→
https://jvn.jp/en/vu/JVNVU92504444/Third Party Advisory
→
https://jvn.jp/en/vu/JVNVU92504444/Third Party Advisory
Quick Facts
CVE IDCVE-2024-33687
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-345
CISA KEVNo
Affected1 vendor(s)
PublishedJun 24, 2024
Related CVEs (CWE-345)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2024-33687 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.