CVE-2025-6621
CRITICALCVSS 9.8/10EPSS 2.70%
Last modified
CVE-2025-6621 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability classified as critical has been found in TOTOLINK CA300-PoE 6.2c.884. This affects the function QuickSetting of the file ap.so. EPSS estimates a 2.70% chance of exploitation in the next 30 days.
Description
A vulnerability classified as critical has been found in TOTOLINK CA300-PoE 6.2c.884. This affects the function QuickSetting of the file ap.so. The manipulation of the argument hour/minute leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Totolink | Ca300-Poe Firmware | 6.2c.884 |
References
- https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_47/47.mdExploit, Third Party Advisory
- https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_47/47.md#pocExploit, Third Party Advisory
- https://vuldb.com/?ctiid.313839Permissions Required, VDB Entry
- https://vuldb.com/?id.313839Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.602266Third Party Advisory, VDB Entry
- https://www.totolink.net/Product
- https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_47/47.mdExploit, Third Party Advisory
- https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_47/47.md#pocExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-6621?
A vulnerability classified as critical has been found in TOTOLINK CA300-PoE 6.2c.884. This affects the function QuickSetting of the file ap.so. The manipulation of the argument hour/minute leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
How severe is CVE-2025-6621?
CVE-2025-6621 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.70% probability of exploitation in the next 30 days.
How do I fix CVE-2025-6621?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2025-6621?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST