MEDIUM
CVE-2025-33242
CWE-1234Published: March 24, 2026· Updated: Mar 25, 2026
5.9
CVSS v3.1
EPSS:0.01%probability of exploitation in 30 daysPercentile:1.0th
Official Description
NVIDIA B300 MCU contains a vulnerability in the CX8 MCU that could allow a malicious actor to modify unsupported registries, causing a bad state. A successful exploit of this vulnerability might lead to denial of service and data tampering.
Technical Analysis
CVE-2025-33242 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 5.9.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityHigh
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H
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
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All References (3)
Quick Facts
CVE IDCVE-2025-33242
CVSS Score5.9 / 10
SeverityMEDIUM
WeaknessCWE-1234
CISA KEVNo
EPSS (30d)0.01%
PublishedMar 24, 2026
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2025-33242 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.