CVE-2026-5176
Last modified
CVE-2026-5176 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A security flaw has been discovered in Totolink A3300R 17.0.0cu.557_b20221024. Affected is the function setSyslogCfg of the file /cgi-bin/cstecgi.cgi. EPSS estimates a 1.93% chance of exploitation in the next 30 days.
Description
A security flaw has been discovered in Totolink A3300R 17.0.0cu.557_b20221024. Affected is the function setSyslogCfg of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument provided results in command injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Totolink | A3300r Firmware | 17.0.0cu.557_b20221024 |
References
- https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_rtLogServer_cmd_injectExploit, Third Party Advisory
- https://vuldb.com/submit/779145Third Party Advisory, VDB Entry
- https://vuldb.com/vuln/354244Third Party Advisory, VDB Entry
- https://vuldb.com/vuln/354244/ctiPermissions Required, 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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