CVE-2021-26727

Summary

Multiple command injections and stack-based buffer overflows vulnerabilities in the SubNet_handler_func function of spx_restservice allow an attacker to execute arbitrary code with the same privileges as the server user (root). This issue affects: Lanner Inc IAC-AST2500A standard firmware version 1.10.0.

Affected Software

Weaknesses

• CWE-94: CWE-94 Improper Control of Generation of Code ('Code Injection')
• CWE-121: CWE-121 Stack-based Buffer Overflow

ADP Enrichment

CVE Program Container

Additional References

• https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-26727/
• https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: total

References

• https://www.nozominetworks.com/labs/vulnerability-advisories/cve-2021-26727/
• https://www.nozominetworks.com/blog/vulnerabilities-in-bmc-firmware-affect-ot-iot-device-security-part-1/

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