RCE in Totolink A3000ru
CVE-2025-28036
TOTOLINK A950RG V4.1.2cu.5161_B20200903 was found to contain a pre-auth remote command execution vulnerability in the setNoticeCfg function through the NoticeUrl parameter.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.013 (70.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 70.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.013 · change: +0.001
Affected products
- Totolink A3000ru
- Totolink A3000ru Firmware — versions 5.9c.5185_b20201128
- Totolink A3100r
- Totolink A3100r Firmware — versions 4.1.2cu.5247_b20211129
- Totolink A800r
- Totolink A800r Firmware — versions 4.1.2cu.5137_b20200730
- Totolink A810r
- Totolink A810r Firmware — versions 4.1.2cu.5182_b20201026
- Totolink A830r
- Totolink A830r Firmware — versions 4.1.2cu.5182_b20201102
Weakness classification (CWE)
Public proof-of-concept exploits
References
- locrian-lightning-dc7.notion.site/RCE1-1a98e5e2b1a28081880dd817104b3af4 (Exploit, Third Party Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-28036?
- CVE-2025-28036 is a critical-severity vulnerability in Totolink A3000ru, classified under OS Command Injection. CVSS score: 9.8/10. Published 2025-04-22.
- How severe is CVE-2025-28036?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2025-28036 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.