CVE-2018-7158

Node.js 4: Incorrect Regular Expression

CVE-2018-7158 has no fix on record yet for 1 affected product. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.5
No vendor severity
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0345
89th percentile

The `'path'` module in the Node.js 4.x release line contains a potential regular expression denial of service (ReDoS) vector. The code in question was replaced in Node.js 6.x and later so this vulnerability only impacts all versions of Node.js 4.x. The regular expression, `splitPathRe`, used within the `'path'` module for the various path parsing functions, including `path.dirname()`, `path.extname()` and `path.parse()` was structured in such a way as to allow an attacker to craft a string, that when passed through one of these functions, could take a significant amount of time to evaluate, potentially leading to a full denial of service.

Where it's fixed

ProductFixed inFixReleased
No fix yet
Node.js 4 (Windows apps) No fix yet no-fix n/a

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