HIGH
CVE-2023-33217
CWE-20Published: December 15, 2023· Updated: Jun 17, 2026
7.5
CVSS v3.1
Official Description
By abusing a design flaw in the firmware upgrade mechanism of the impacted terminal it's possible to cause a permanent
denial of service for the terminal. the only way to recover the terminal is by sending back the terminal to the manufacturer
Technical Analysis
CVE-2023-33217 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
idemia16 product(s)
sigma lite firmwaresigma litesigma lite\+ firmwaresigma lite\+sigma extreme firmwaresigma extremesigma wide firmwaresigma widemorphowave compact firmwaremorphowave compactmorphowave xp firmwaremorphowave xp+4
Source: NVD CPE · 16 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)
Quick Facts
CVE IDCVE-2023-33217
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-20
CISA KEVNo
Affected1 vendor(s)
PublishedDec 15, 2023
Related CVEs (CWE-20)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-33217 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. CVE data is provided under the NVD usage policy.