CVE-2022-46377

Summary

An out-of-bounds read vulnerability exists in the PORT command parameter extraction functionality of Weston Embedded uC-FTPs v 1.98.00. A specially-crafted set of network packets can lead to denial of service. An attacker can send packets to trigger this vulnerability.This vulnerability occurs when no IP address argument is provided to the PORT command.

Affected Software

Weaknesses

• CWE-823: CWE-823: Use of Out-of-range Pointer Offset

ADP Enrichment

CVE Program Container

Additional References

• https://talosintelligence.com/vulnerability_reports/TALOS-2022-1681
• https://github.com/weston-embedded/uC-FTPs/pull/2
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1681

CISA ADP Vulnrichment

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

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2022-1681
• https://github.com/weston-embedded/uC-FTPs/pull/2

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