CVE-2021-37606 Information

Description

Meow hash 0.5/calico does not sufficiently thwart key recovery by an attacker who can query whether there’s a collision in the bottom bits of the hashes of two messages as demonstrated by an attack against a long-running web service that allows the attacker to infer collisions by measuring timing differences.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Reference

https://peter.website/meow-hash-cryptanalysis https://news.ycombinator.com/item?id=27978878

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

5.3