CVE-2026-29988
- State
- Published
- Severity
- 8.3 High
- Published
- Aug 26, 2026
- Updated
- Aug 26, 2026
- Reserved
- Mar 4, 2026
Description
A cleartext transmission of sensitive information vulnerability in the NFC interface of multiple Milesight IoT device models running affected firmware versions allows an unauthenticated attacker with physical proximity to retrieve LoRaWAN ABP NwkSKey and AppSKey values and D2D keys via an NFC read operation. The exposed keys can be used to decrypt LoRaWAN traffic, forge uplink and downlink frames, submit falsified sensor data, issue supported device commands, and cause subsequent legitimate frames to be rejected.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.3 High | CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:H/SA:N | mitre |
| 3.1 | 7.6 High | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H | mitre |
Weaknesses
- CWE-319 Cleartext Transmission of Sensitive Information
Affected Products
| Product | Versions |
|---|---|
AM102/102L V2Milesight |
|
AM103/103L V2Milesight |
|
AM304LMilesight |
|
AM305LMilesight |
|
AM307 V2Milesight |
|
AM308Milesight |
|
AM308LMilesight |
|
AM319Milesight |
|
WS101Milesight |
|
WS136Milesight |
|
WS156Milesight |
|
WS201Milesight |
|
WS202Milesight |
|
WS203Milesight |
|
WS301Milesight |
|
WS303Milesight |
|
WS50X (2W-W11-EU) [501/502/503]Milesight |
|
WS50X (3W-W11-EU) [501/502/503]Milesight |
|
WS50X (3W-W12-EU) [501/502/503]Milesight |
|
WS51X [513/515]Milesight |
|
WS52X [523/525]Milesight |
|
WS558Milesight |
|
VS321Milesight |
|
VS360Milesight |
|
VS350 V3Milesight |
|
VS351Milesight |
|
VS330Milesight |
|
VS340Milesight |
|
VS341Milesight |
|
VS370Milesight |
|
GS301Milesight |
|
EM300-TH V3Milesight |
|
EM320-THMilesight |
|
TS201 V2Milesight |
|
TS30x V2Milesight |
|
WT201 V2Milesight |
|
WT211 V2Milesight |
|
UC501Milesight |
|
UC502Milesight |
|
UC511 V4Milesight |
|
UC512 V4Milesight |
|
UC521 LoRaWAN®Milesight |
|
UC521 CellularMilesight |
|
EM300-DIMilesight |
|
EM300-MCS V3Milesight |
|
EM300-MLD V3Milesight |
|
EM300-SLD V3Milesight |
|
EM300-ZLD V3Milesight |
|
EM320-TILTMilesight |
|
EM400-TLD LoRaWAN®Milesight |
|
EM400-TLD NB-IoTMilesight |
|
EM400-MUD LoRaWAN®Milesight |
|
EM400-MUD NB-IoTMilesight |
|
EM400-UDL LoRaWAN®Milesight |
|
EM410-RDL CellularMilesight |
|
EM411-RDLMilesight |
|
EM500-CO2 V2Milesight |
|
EM500-SWLMilesight |
|
EM500-LGTMilesight |
|
EM500-PT100 V2Milesight |
|
EM500-PPMilesight |
|
EM500-SMTCMilesight |
|
EM500-UDLMilesight |
|
AT101Milesight |
|
References
- https://www.milesight.com/legal/vulnerabilities-in-some-milesight-sensorsvendor-advisorymitigation
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