CVE-2024-12224
HIGHservo/idna < 1.0.0 - Improper Validation of Unsafe Equivalence in Punycode
Title source: llmDescription
Improper Validation of Unsafe Equivalence in punycode by the idna crate from Servo rust-url allows an attacker to create a punycode hostname that one part of a system might treat as distinct while another part of that system would treat as equivalent to another hostname.
References (2)
Core 2
Core References
Third Party Advisory vendor-advisory
https://rustsec.org/advisories/RUSTSEC-2024-0421.html
Exploit, Issue Tracking issue-tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1887898
Scores
CVSS v3
8.8
EPSS
0.0019
EPSS Percentile
9.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-1289
CWE-352
Status
published
Products (2)
crates.io/idna
0 - 1.0.0crates.io
servo/idna
< 1.0.0
Published
May 30, 2025
Tracked Since
Feb 18, 2026