Resource exhaustion in dot-prop - CVE-2020-8116

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Main Vulnerability Database Vulnerabilities #VU24833

Resource exhaustion in dot-prop - CVE-2020-8116

Published: February 3, 2020 / Updated: October 19, 2020


Vulnerability identifier: #VU24833
CSH Severity: Medium
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-8116
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to prototype pollution. A remote authenticated attacker can modify the prototype of a base object which can vary in severity depending on the implementation (DoS, access to sensitive data, RCE).


Affected software

dot-prop
IBM Watson Machine Learning Accelerator
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
rh-nodejs12-nodejs (Red Hat package)
rh-nodejs10-nodejs (Red Hat package)
nodejs (Red Hat package)

How to mitigate CVE-2020-8116

Install updates from vendor's website.

dot-prop - addressed in versions 4.2.1, 5.1.1
rh-nodejs12-nodejs (Red Hat package) - update to 12.18.4-3.el7
rh-nodejs10-nodejs (Red Hat package) - update to 10.23.1-2.el7
nodejs (Red Hat package) - update to 12.18.4-2.module+el8.2.0+8361+192e434e

External References

Related Security Bulletins