CVE-2024-4420 is a Denial of Service (DoS) vulnerability affecting Google Tink-cc versions prior to 2.1.3. An attacker can crash binaries using crypto::tink::JsonKeysetReader by providing malformed JSON input (e.g., a number or array instead of an object) or deeply nested JSON objects, leading to a stack overflow. Rated 7.5 HIGH on CVSS, this vulnerability has a low attack complexity and requires no user interaction, resulting in a high impact on availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.1.3CPE matchmatch criteria | cpe:2.3:a:google:tink_c\+\+:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/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:N/AU:Y/R:X/V:D/RE:L/U:Green
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.