Resource exhaustion in Gjson Project
CVE-2021-42836
GJSON before 1.9.3 allows a ReDoS (regular expression denial of service) attack.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.022 (81.1th percentile) — read the EPSS interpretation.
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.
Affected products
- Gjson_project Gjson
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-42836?
- CVE-2021-42836 is a high-severity vulnerability in Gjson Project, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2021-10-22.
- How severe is CVE-2021-42836?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-42836 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.