CVE-2023-43261

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Summary

CVECVE-2023-43261
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2023-10-04 12:15:10 UTC
Updated2026-07-09 01:18:40 UTC
DescriptionAn information disclosure in Milesight UR5X, UR32L, UR32, UR35, UR41 before v35.3.0.7 allows attackers to access sensitive router components.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.593420000 probability, percentile 0.990120000 (date 2026-07-13)

Problem Types: CWE-532 | n/a | CWE-532 CWE-532 Insertion of Sensitive Information into Log File

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
3.1ADPDECLARED7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Milesight Ur32 - All All All
Hardware Milesight Ur32l - All All All
Operating System Milesight Ur32l Firmware All All All All
Operating System Milesight Ur32 Firmware All All All All
Hardware Milesight Ur35 - All All All
Operating System Milesight Ur35 Firmware All All All All
Hardware Milesight Ur41 - All All All
Operating System Milesight Ur41 Firmware All All All All
Hardware Milesight Ur51 - All All All
Hardware Milesight Ur52 - All All All
Hardware Milesight Ur55 - All All All
Operating System Milesight Ur5x Firmware All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Inside the Router: How I Accessed Industrial Routers and Reported the Flaws | by Bipin Jitiya | Oct, 2023 | Medium [email protected] medium.com
Inside the Router: How I Accessed Industrial Routers and Reported the Flaws | by Bipin Jitiya | Oct, 2023 | Medium af854a3a-2127-422b-91ae-364da2661108 medium.com
packetstormsecurity.com/files/176988/Milesight-UR5X-UR32L-UR32-UR35-UR41-Credential-L... af854a3a-2127-422b-91ae-364da2661108 packetstormsecurity.com
GitHub - win3zz/CVE-2023-43261: CVE-2023-43261 - Credential Leakage Through Unprotected System Logs and Weak Password Encryption af854a3a-2127-422b-91ae-364da2661108 github.com Exploit, Third Party Advisory
Support : IoT Support af854a3a-2127-422b-91ae-364da2661108 support.milesight-iot.com Product
Milesight | 5G, AI, IoT and LoRaWAN MITRE milesight.com
ur5x.com MITRE ur5x.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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