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.
CVSS Details
- CVSS 4.0 Base Score: 5.1 (MEDIUM)
- CVSS 4.0 Vector: (CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X)
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade cargo-modules | Aug 8, 2025 | May 30, 2025 |
| Debian | — | Upgrade rust-idna | May 15, 2025 | May 15, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 30, 2025 |
| Suse | — | Upgrade python313-nh3Upgrade snpguestUpgrade keylime-ima-policyUpgrade librav1e0_6Upgrade librav1e0_6-32bitUpgrade aws-nitro-enclaves-binaryblobs-upstreamUpgrade rav1eUpgrade rust-keylimeUpgrade rav1e-develUpgrade sevctlUpgrade sccacheUpgrade aws-nitro-enclaves-cliUpgrade system-group-neUpgrade rustup | Dec 5, 2025 | Jul 2, 2025 |
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