Resource exhaustion in Node.js Node
CVE-2020-8251
Node.js < 14.11.0 is vulnerable to HTTP denial of service (DoS) attacks based on delayed requests submission which can make the server unable to accept new connections.
Vulnerability class: DoS (Denial of Service)
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: 0.084 (94.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.088 · newest: 0.084 · change: -0.004
Affected products
- Node.js Node — versions 4.0, 5.0, 6.0
- Node.js
- Fedoraproject Fedora — versions 33
Weakness classification (CWE)
Public proof-of-concept exploits
References
- hackerone.com/reports/868834 (Permissions Required)
- nodejs.org/en/blog/vulnerability/september-2020-security-releases/ (Vendor Advisory)
- security.netapp.com/advisory/ntap-20201009-0004/ (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.gentoo.org/glsa/202101-07 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-8251?
- CVE-2020-8251 is a high-severity vulnerability in Node.js Node, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2020-09-18.
- How severe is CVE-2020-8251?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-8251 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.