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Rewterz Threat Advisory – CVE-2021-29443 – Node.js jose Module Vulnerability

Severity

Medium

Analysis Summary

CVE-2021-29443

The Node.js jose module allows access to sensitive information caused by a padding error while decrypting the ciphertext. The remote attacker can utilize the padding oracle attack techniques to exploit this vulnerability and obtain sensitive information. The collected information can be used to launch further attacks against the infected system.

Impact

Information Breach

Affected Products

  • Node.js jose 1.28
  • Node.js jose 2.0
  • Node.js jose 3.11

Remediation

Upgrade to the latest version of jose (1.28.1, 2.0.5, 3.11.4, or later), available from the jose GIT Repository at https://github.com/panva/jose/security/advisories/GHSA-58f5-hfqc-jgch