Milesight Security Notice - Vulnerabilities in Milesight Cameras

Date: 2025-11-28

At Milesight, we take product security seriously. As part of our ongoing commitment to safeguarding users and systems, we continuously monitor for potential vulnerabilities and act swiftly to mitigate risks.

Recent internal security reviews, supplemented by external reports, have identified several vulnerabilities in specific firmware versions of Milesight Cameras.

Risk Overview

IssueImpactCVSS Score
A weak key generation vulnerability exists in specific firmware versions of Milesight AIOT cameras.An attacker could exploit this vulnerability to decrypt the administrator password and compromise the account.Base score: 7.3 (CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
Specific firmware versions of Milesight AIOT camera firmware contain hard-coded credentials.An attacker could exploit this vulnerability to gain root privileges and execute code remotely.Base score: 8.7 (CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
Specific firmware versions of Milesight AIOT cameras use SSL certificates with default private keys.An attacker could exploit this vulnerability to decrypt TLS traffic.Base score: 9.3 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
A command injection vulnerability exists in the web server of specific firmware versions of Milesight cameras.An attacker could exploit this vulnerability by sending crafted messages containing malicious commands to perform command injection attacks.Base score: 8.4 (CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
An out-of-bounds memory access vulnerability exists in specific firmware versions of Milesight AIOT cameras.An attacker could exploit this vulnerability to cause a denial-of-service condition.Base score: 8.6 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)

Affected Products and Fixed Versions

Product ModelAffected Firmware Version(s)Fixed Firmware VersionDownload Link
MS-Cxx63-PD
MS-Cxx64-xPD
MS-Cxx73-xPD
MS-Cxx75-xxPD
MS-Cxx83-xPD
51.7.0.77-r12 and prior versions51.7.0.77-r13Download
MS-Cxx74-PA3x.8.0.3-r11 and prior versions3x.8.0.3-r13Download
MS-C8477-HPG163.8.0.4-r3 and prior versions63.8.0.4-r4Download
MS-C8477-PC48.8.0.4-r3 and prior versions48.8.0.4-r4Download
MS-C5321-FPE62.8.0.4-r5 and prior versions62.8.0.4-r6Download
MS-Cxx72-xxxPE
MS-Cxx62-xxxPE
MS-Cxx52-xxxPE
MS-Cxx66-xxxPE
MS-Cxx66-xxxGPE
MS-Cxx61-xxxPE
MS-Cxx67-xxxPE
MS-Cxx71-xxxPE
MS-Cxx41-xxxPE
MS-Cxx76-PE
MS-Cxx65-PE
61.8.0.5-r2 and prior versions61.8.0.5-r2Download
MS-Cxx66-xxxG1
MS-Cxx62-xxxG1
MS-Cxx72-xxxG1
63.8.0.5-r3 and prior versions63.8.0.5-r4Download
MS-CQxx31-xxxG1
MS-CQxx68-xxxG1
MS-CQxx72-xxxG1
CQ_63.8.0.5-r1 and prior versionsCQ_63.8.0.5-r2Download
MS-Nxxxx-NxE
MS-Nxxxx-xxC
MS-Nxxxx-xxE
MS-Nxxxx-xxG
MS-Nxxxx-xxH
MS-Nxxxx-xxT
7x.9.0.19-r5 and prior versions7x.9.0.19-r6Download
PMC8266-FPE
PMC8266-FGPE
PO_61.8.0.4_LPR and prior versionsPO_61.8.0.4-r1Download
PM3322-EPI_61.8.0.3_LPR-r3 and prior versionsPI_61.8.0.3-r5Download
TS4466-X4RIPG1
TS5366-X12RIPG1
TS8266-X4RIPG1
TS4466-X4RIVPG1
TS4466-RFIVPG1
TS8266-X4RIVPG1
TS8266-RFIVPG1
TS4466-X4RIWG1
TS8266-X4RIWG1
T_63.8.0.4_LPR-r3 and prior versionsT_63.8.0.4-r4Download
TS5510-GVHT_47.8.0.4_LPR-r7 and prior versionsT_47.8.0.4-r8Download
TS5510-GH
TS5511-GVH
T_47.8.0.4_LPR-r6 and prior versionsT_47.8.0.4-r8Download
TS2966-X12TPE
TS4466-X4RPE
TS5366-X12PE
TS8266-X4PE
TS2966-X12TVPE
TS4466-X4RVPE
TS5366-X12VPE
TS8266-X4VPE
TS4441-X36RPE
TS4441-X36RE
TS4466-X4RWE
TS8266-X4WE
T_61.8.0.4_LPR-r3 and prior versionsT_61.8.0.4-r4Download
MS-C2964-RFLPC
MS-C2972-RFLPC
MS-C2966-RFLWPC
TS2866-X4TPC
TS2866-X4TVPC
TS2866-X4TGPC
TS2841-X36TPC
TS2841-X36TPC/W
TS2867-X5TPC
TS2961-X12TPC
TS8266-FPC/P
MS-C2966-X12RLPC
MS-C2966-X12RLVPC
MS-C5366-X12LPC
MS-C5366-X12LVPC
MS-C5361-X12LPC
T_45.8.0.3-r9 and prior versionsT_45.8.0.3-r10Download
MS-Cxx66-xxxxGOPC45.8.0.2-AIoT-r4 and prior versions45.8.0.2-AIoT-r5Download
SC211C_21.1.0.8-r4 and prior versionsC_21.1.0.8-r5Download
SP11152.8.0.4-r5 and prior versions52.8.0.4-r6Download
MS-Cxx66-RFIPKG1
MS-Cxx72-RFIPKG1
MS-Cxx66-FIPKG1
MS-Cxx72-FIPKG1
63.8.0.4-r1-NX and prior versions63.8.0.5-r2-NXDownload

Remediation

We advise all users to update the device to the latest firmware provided in the table above to eliminate these vulnerabilities.

Vulnerability Credit

We thank the Singapore Cyber Emergency Response Team (SingCERT) for reporting these vulnerabilities to us.

Reporting Security Issues

We encourage all users and partners to report potential security vulnerabilities to help us maintain the integrity of Milesight products.

Please submit reports using the following format:

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