Resource exhaustion in Nodejs Node
CVE-2021-22883
Node.js before 10.24.0, 12.21.0, 14.16.0, and 15.10.0 is vulnerable to a denial of service attack when too many connection attempts with an 'unknownProtocol' are established. This leads to a leak of file descriptors. If a file descriptor l…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.894 (99.6th percentile) — read the EPSS interpretation.
Affected products
- Nodejs Node — versions 4.0, 5.0, 6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- nodejs.org/en/blog/vulnerability/february-2021-security-releases/ (x_refsource_MISC)
- hackerone.com/reports/1043360 (x_refsource_MISC)
- FEDORA-2021-a760169c3c (vendor-advisory, x_refsource_FEDORA)
- FEDORA-2021-f6bd75e9d4 (vendor-advisory, x_refsource_FEDORA)
- FEDORA-2021-6aaba80ba2 (vendor-advisory, x_refsource_FEDORA)
- www.oracle.com/security-alerts/cpuApr2021.html (x_refsource_MISC)
- security.netapp.com/advisory/ntap-20210416-0001/ (x_refsource_CONFIRM)
- www.oracle.com//security-alerts/cpujul2021.html (x_refsource_MISC)
- www.oracle.com/security-alerts/cpuoct2021.html (x_refsource_MISC)
- cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2021-22883?
- CVE-2021-22883 is a vulnerability in Nodejs Node, classified under Uncontrolled Resource Consumption. Published 2021-03-03.
- Is CVE-2021-22883 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.