CVE-2024-45338: Non-linear parsing of case-insensitive content in golang.org/x/net/html

Description

An attacker can craft an input to the Parse functions that would be processed non-linearly with respect to its length, resulting in extremely slow parsing. This could cause a denial of service.

Classification

CVE ID: CVE-2024-45338

Affected Products

Vendor: golang.org/x/net

Product: golang.org/x/net/html

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 17.83% (scored less or equal to compared to others)

EPSS Date: 2025-02-04 (when was this score calculated)

References

https://go.dev/cl/637536
https://go.dev/issue/70906
https://groups.google.com/g/golang-announce/c/wSCRmFnNmPA/m/Lvcd0mRMAwAJ
https://pkg.go.dev/vuln/GO-2024-3333

Timeline