CVE-2021-31684 is a denial-of-service vulnerability affecting JSON Smart versions 1.3 and 2.4, as well as several Oracle products utilizing these libraries. The vulnerability, residing in the indexOf function of JSONParserByteArray, can be triggered by a crafted web request. With a CVSS score of 7.5 (High), it presents a significant risk due to its network-based attack vector and low attack complexity, allowing unauthenticated attackers to cause a denial of service. While there is no evidence of active exploitation, public exploit code, or KEV listing, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity community.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.3, < 1.3.3CPE matchmatch criteria | cpe:2.3:a:json-smart_project:json-smart-v1:*:*:*:*:*:*:*:* | ||
>= 2.4, < 2.4.4CPE matchmatch criteria | cpe:2.3:a:json-smart_project:json-smart-v2:*:*:*:*:*:*:*:* | ||
4.4.0.0.0CPE matchmatch criteria | cpe:2.3:a:oracle:utilities_framework:4.4.0.0.0:*:*:*:*:*:*:* | ||
4.4.0.2.0CPE matchmatch criteria | cpe:2.3:a:oracle:utilities_framework:4.4.0.2.0:*:*:*:*:*:*:* | ||
4.4.0.3.0CPE matchmatch criteria | cpe:2.3:a:oracle:utilities_framework:4.4.0.3.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.