HIGH
CVE-2023-45463
CWE-120Published: October 13, 2023· Updated: Jun 17, 2026
7.5
CVSS v3.1
Official Description
Netis N3Mv2-V1.0.1.865 was discovered to contain a buffer overflow via the hostName parameter in the FUN_0040dabc function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
Technical Analysis
CVE-2023-45463 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 availability disruption (denial of service), 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
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Vendors & Products
netis-systems2 product(s)
n3m firmwaren3m
Source: NVD CPE · 2 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 (2)
→
https://github.com/adhikara13/CVE/blob/main/netis_N3/buffer%20overflow%20in%20hostname%20parameter%20leads%20to%20DOS.mdExploit · Product · Third Party Advisory
→
https://github.com/adhikara13/CVE/blob/main/netis_N3/buffer%20overflow%20in%20hostname%20parameter%20leads%20to%20DOS.mdExploit · Product · Third Party Advisory
Quick Facts
CVE IDCVE-2023-45463
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-120
CISA KEVNo
Affected1 vendor(s)
PublishedOct 13, 2023
Related CVEs (CWE-120)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-45463 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.