CVE-2022-2582 Exposure of unencrypted plaintext hash in github.com/aws/aws-sdk-go

What is CVE-2022-2582?

CVE-2022-2582 is a medium-severity vulnerability in github.com/aws/aws-sdk-go/service/s3/s3crypto, published on 27 Dec 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official 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: CWE-326

Which versions are affected by CVE-2022-2582?

5 open source packages ship an affected version, including github.com/aws/aws-sdk-go. It affects 1 product.

Products include Amazon Aws Software Development Kit.

How do I fix CVE-2022-2582?

Upgrade github.com/aws/aws-sdk-go to 1.34.0 or later.

Is CVE-2022-2582 being exploited?

There is no known exploitation of CVE-2022-2582 in the wild and no public exploit code.

Other vulnerabilities in github.com/aws/aws-sdk-go/service/s3/s3crypto

• CVE-2018-19981 Information disclosure in n/a High 7.2
• CVE-2026-19642 Out-of-bounds write in the Base64 decoder in Amazon aws-sdk-cpp Medium 6.0
• CVE-2026-19643 Out-of-bounds read in the Base64 decoder in Amazon aws-sdk-cpp on signed-char platforms Medium 6.0
• CVE-2023-51651 Potential URI resolution path traversal in the AWS SDK for PHP Medium 6.0
• CVE-2022-4725 AWS SDK XML Parser XpathUtils.java XpathUtils server-side request forgery Medium 5.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2022-2582, GHSA-6jvc-q2x7-pchv, GHSA-76wf-9vgp-pj7w, GO-2022-0391, UBUNTU-CVE-2022-2582.