Vulnerability Description
A debug function in the lua-resty-json package, up to commit id 3ef9492bd3a44d9e51301d6adc3cd1789c8f534a (merged in PR #14) contained an out of bounds access bug that could have allowed an attacker to launch a DoS if the function was used to parse untrusted input data. It is important to note that because this debug function was only used in tests and demos, it was not exploitable in a normal environment.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cloudflare | Lua-Resty-Json | < 2023-05-05 |
Related Weaknesses (CWE)
References
- https://github.com/cloudflare/lua-resty-json/pull/14Patch
- https://github.com/cloudflare/lua-resty-json/security/advisories/GHSA-h8rp-9622-PatchThird Party Advisory
- https://github.com/cloudflare/lua-resty-json/pull/14Patch
- https://github.com/cloudflare/lua-resty-json/security/advisories/GHSA-h8rp-9622-PatchThird Party Advisory
FAQ
What is CVE-2023-3040?
CVE-2023-3040 is a vulnerability with a CVSS score of 3.7 (LOW). A debug function in the lua-resty-json package, up to commit id 3ef9492bd3a44d9e51301d6adc3cd1789c8f534a (merged in PR #14) contained an out of bounds access bug that could have allowed an attacker to...
How severe is CVE-2023-3040?
CVE-2023-3040 has been rated LOW with a CVSS base score of 3.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-3040?
Check the references section above for vendor advisories and patch information. Affected products include: Cloudflare Lua-Resty-Json.