Home/CVE/A vulnerability was discovered in the indexOf function of JSONParserByteArray in JSON Smart versions 1.3 and 2.4 which c
CVE

CVE-2021-31684

A vulnerability was discovered in the indexOf function of JSONParserByteArray in JSON Smart versions 1.3 and 2.4 which c

A vulnerability was discovered in the indexOf function of JSONParserByteArray in JSON Smart versions 1.3 and 2.4 which causes a denial of service (DOS) via a crafted web request.

HIGH · CVSS 7.5 EPSS 0.00108
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

3
json-smart project json-smart-v1>= 1.3 and < 1.3.3
json-smart project json-smart-v2>= 2.4 and < 2.4.4
oracle utilities frameworkall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven net.minidev:json-smart HIGH fixed in 1.3.3
⚠

Public Exploits & PoCs

1
pocgithub.com · issues/67github.com
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD01 Jun 2021 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

3
usnUSN-6011-1
rhsaRHSA-2022:8652Critical
oracle-cpuoracle-cpu-JD-Edwards-EnterpriseOne-Orchestrator-11681--CVE-2021-31684
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/netplex/json-smart-v1/issues/10Issue TrackingThird Party Advisory
https://github.com/netplex/json-smart-v1/pull/11PatchThird Party Advisory
https://github.com/netplex/json-smart-v2/pull/68PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00030.html
https://security.netapp.com/advisory/ntap-20240621-0006/
https://www.oracle.com/security-alerts/cpujan2022.htmlPatchThird Party Advisory
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