CVE-2023-53154

Summary

parse_string in cJSON before 1.7.18 has a heap-based buffer over-read via {"1":1, with no trailing newline if cJSON_ParseWithLength is called.

Affected Software

Weaknesses

• CWE-125: CWE-125 Out-of-bounds Read

ADP Enrichment

CISA ADP Vulnrichment

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

Additional References

• https://github.com/DaveGamble/cJSON/issues/800

CVE Program Container

Additional References

• https://lists.debian.org/debian-lts-announce/2025/06/msg00014.html

References

• https://github.com/DaveGamble/cJSON/compare/v1.7.17…v1.7.18
• https://github.com/DaveGamble/cJSON/issues/800

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