CVE-2025-9146

Summary

A flaw has been found in Linksys E5600 1.1.0.26. The affected element is the function verify_gemtek_header of the file checkFw.sh of the component Firmware Handler. Executing manipulation can lead to risky cryptographic algorithm. The attack may be launched remotely. The attack requires a high level of complexity. The exploitability is described as difficult. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software

Weaknesses

• CWE-327: Risky Cryptographic Algorithm
• CWE-310: Cryptographic Issues

ADP Enrichment

CISA ADP Vulnrichment

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

Additional References

• https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Linksys/E5600.md

References

• https://vuldb.com/?id.320525
• https://vuldb.com/?ctiid.320525
• https://vuldb.com/?submit.628642
• https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Linksys/E5600.md
• https://www.linksys.com/

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