VULNERABILITY INTELLIGENCE

CVE-2022-2582

CVSS score4.3 MEDIUM

EPSS probability0.51%

CISA KEVNot currently listed

Published2022-12-27

Last modified2026-06-17

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

Description

The AWS S3 Crypto SDK sends an unencrypted hash of the plaintext alongside the ciphertext as a metadata field. This hash can be used to brute force the plaintext, if the hash is readable to the attacker. AWS now blocks this metadata field, but older SDK versions still send it.

Weakness classification

nvd@nist.gov: CWE-326

Primary references

security@golang.org — Patch, Third Party Advisory
security@golang.org — Exploit, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Patch, Third Party Advisory