CVE-2021-31684

Public Exploit

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.08%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory oracle.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/netplex/json-smart-v1/issues/10 issue tracking third party advisory
https://github.com/netplex/json-smart-v1/pull/11 third party advisory patch
https://github.com/netplex/json-smart-v2/issues/67 issue tracking exploit third party advisory
https://github.com/netplex/json-smart-v2/pull/68 third party advisory patch
https://www.oracle.com/security-alerts/cpujan2022.html third party advisory patch
https://www.oracle.com/security-alerts/cpujul2022.html
https://lists.debian.org/debian-lts-announce/2023/03/msg00030.html mailing list
https://security.netapp.com/advisory/ntap-20240621-0006/

Frequently Asked Questions

What is the severity of CVE-2021-31684?
CVE-2021-31684 has been scored as a high severity vulnerability.
How to fix CVE-2021-31684?
To fix CVE-2021-31684, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-31684 being actively exploited in the wild?
It is possible that CVE-2021-31684 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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