CVE-2025-12258
Last modified
CVE-2025-12258 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A vulnerability was detected in TOTOLINK A3300R 17.0.0cu.557_B20221024. Impacted is the function setOpModeCfg of the file /cgi-bin/cstecgi.cg of the component POST Parameter Handler. EPSS estimates a 0.93% chance of exploitation in the next 30 days.
Description
A vulnerability was detected in TOTOLINK A3300R 17.0.0cu.557_B20221024. Impacted is the function setOpModeCfg of the file /cgi-bin/cstecgi.cg of the component POST Parameter Handler. The manipulation of the argument opmode results in stack-based buffer overflow. The attack may be performed from remote.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Totolink | A3300r Firmware | 17.0.0cu.557_b20221024 |
References
- https://github.com/noahze01/IoT-vulnerable/blob/main/TOTOLink/A3300R/setOpModeCfg.mdExploit, Third Party Advisory
- https://vuldb.com/?ctiid.329929Permissions Required
- https://vuldb.com/?id.329929Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.673725Third Party Advisory, VDB Entry
- https://www.totolink.net/Product
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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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.
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