CVE-2025-28034

TOTOLINK A800R V4.1.2cu.5137_B20200730, A810R V4.1.2cu.5182_B20201026, A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A3100R V4.1.2cu.5247_B20211129 were found to contain a pre-auth remote command execution vulnerability in the NTPSyncWithHost function through the hostTime parameter.

CVSS v3.1

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

EPSS

1.22% chance of exploitation in the next 30 days, 67th percentile

Published

2025-04-22

Updated

2025-04-23

Proof-of-concept exploits (2)

• https://locrian-lightning-dc7.notion.site/CVE-2025-28034-RCE2-1a98e5e2b1a280bebf53d868f1b…
• https://locrian-lightning-dc7.notion.site/RCE2-1a98e5e2b1a280bebf53d868f1b1a711?pvs=74

References

• CVE Record
• NVD entry

Related

• CVE-2025-28033
• CVE-2025-28035
• CVE-2025-28032
• CVE-2025-28036
• CVE-2025-28030
• CVE-2025-28037