RCE in Totolink A3300r
CVE-2025-52046
Totolink A3300R V17.0.0cu.596_B20250515 was found to contain a command injection vulnerability in the sub_4197C0 function via the mac and desc parameters. This vulnerability allows unauthenticated attackers to execute arbitrary commands via a crafted request.
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: 0.055 (92.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.055 · newest: 0.055 · change: 0.000
Affected products
- Totolink A3300r
- Totolink A3300r Firmware — versions 17.0.0cu.596_b20250515
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.notion.so/setWiFiAclRules-A3300R-2108aff2dc8b80348d94e7fd1378d475 (Exploit, Third Party Advisory)
- github.com/w0rkd4tt/Totolink/blob/main/CVE-2025-52046/CVE-2025-52046.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-52046?
- CVE-2025-52046 is a critical-severity vulnerability in Totolink A3300r, classified under Command Injection. CVSS score: 9.8/10. Published 2025-07-17.
- How severe is CVE-2025-52046?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2025-52046 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.