Advisories

braces through 3.0.3 Stack Overflow via Deeply Nested Patterns

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severity
high
date
Affecting
  • braces <= 3.0.3

CWE
  • CWE-674 Uncontrolled Recursion
CVSS
8.7
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Credit
Wayde Shi (PayPal Cyber Security Team)
Description
braces through 3.0.3 contains a stack overflow vulnerability in the recursive AST walkers that lack depth guards. Attackers can supply deeply nested brace patterns under the character limit to exhaust the call stack and terminate the Node.js process with an uncaught RangeError.

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