Buffer overflow in Json-Smart Project Json-Smart-V1
CVE-2021-31684
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.023 (83.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: -0.000
Affected products
- Json-Smart Project Json-Smart-V1
- Json-Smart Project Json-Smart-V2
- Oracle Utilities Framework — versions 4.4.0.0.0, 4.4.0.2.0, 4.4.0.3.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/netplex/json-smart-v1/issues/10 (Third Party Advisory, Issue Tracking)
- github.com/netplex/json-smart-v1/pull/11 (Patch, Third Party Advisory)
- github.com/netplex/json-smart-v2/issues/67 (Exploit, Third Party Advisory, Issue Tracking)
- github.com/netplex/json-smart-v2/pull/68 (Patch, Third Party Advisory)
- www.oracle.com/security-alerts/cpujan2022.html (Patch, Third Party Advisory)
- www.oracle.com/security-alerts/cpujul2022.html
- lists.debian.org/debian-lts-announce/2023/03/msg00030.html (mailing-list)
- security.netapp.com/advisory/ntap-20240621-0006/
Frequently asked questions
- What is CVE-2021-31684?
- CVE-2021-31684 is a high-severity vulnerability in Json-Smart Project Json-Smart-V1, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2021-06-01.
- How severe is CVE-2021-31684?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-31684 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.