MEDIUM
CVE-2023-26941
CWE-326Published: December 5, 2023· Updated: Jun 17, 2026
6.5
CVSS v3.1
Official Description
Weak encryption mechanisms in RFID Tags in Yale Conexis L1 v1.1.0 allows attackers to create a cloned tag via physical proximity to the original.
Technical Analysis
CVE-2023-26941 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.
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 6.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorAdjacent
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Vendors & Products
assaabloy2 product(s)
yale conexis l1 firmwareyale conexis l1
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
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Official Patches & Advisories
All References (4)
→
https://www.researchgate.net/publication/375759408_Technical_Report_-_CVE-2022-46480_CVE-2023-26941_CVE-2023-26942_and_CVE-2023-26943#fullTextFileContentExploit · Technical Description · Third Party Advisory
→
https://www.researchgate.net/publication/375759408_Technical_Report_-_CVE-2022-46480_CVE-2023-26941_CVE-2023-26942_and_CVE-2023-26943#fullTextFileContentExploit · Technical Description · Third Party Advisory
Quick Facts
CVE IDCVE-2023-26941
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-326
CISA KEVNo
Affected1 vendor(s)
PublishedDec 5, 2023
Related CVEs (CWE-326)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-26941 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.