CVE-2026-5103

Summary

A weakness has been identified in Totolink A3300R 17.0.0cu.557_b20221024. This issue affects the function setUPnPCfg of the file /cgi-bin/cstecgi.cgi. This manipulation of the argument enable causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

Affected Software

Weaknesses

• CWE-77: Command Injection
• CWE-74: Injection

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

References

• https://vuldb.com/vuln/354128
• https://vuldb.com/vuln/354128/cti
• https://vuldb.com/submit/779140
• https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_enable_cmd_inject
• https://www.totolink.net/

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