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RUSTSEC-2023-0125

Logs AWS credentials when TRACE-level logging is enabled

Reported
Issued
Package
aws-sigv4 (crates.io)
Type
Vulnerability
Keywords
#information #leak #aws #logs
Aliases
References
CVSS Score
5.5 MEDIUM
CVSS Details
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality Impact
High
Integrity Impact
None
Availability Impact
None
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Patched
  • >=0.55.1
  • ^0.54.2
  • ^0.53.2
  • ^0.52.1
  • ^0.51.1
  • ^0.50.1
  • ^0.49.1
  • ^0.48.1
  • ^0.47.1
  • ^0.46.1
  • ^0.15.1
  • ^0.14.1
  • ^0.13.1
  • ^0.12.1
  • ^0.11.1
  • ^0.10.2
  • ^0.9.1
  • ^0.8.1
  • ^0.7.1
  • ^0.6.1
  • ^0.5.3
  • ^0.3.1
  • ^0.2.1

Description

aws-sigv4 is a rust library for low level request signing in the aws cloud platform.

The aws_sigv4::SigningParams struct had a derived Debug implementation. When debug-formatted, it would include a user's AWS access key, AWS secret key, and security token in plaintext. When TRACE-level logging is enabled for an SDK, SigningParams is printed, thereby revealing those credentials to anyone with access to logs.

All users of the AWS SDK for Rust who enabled TRACE-level logging, either globally (e.g. RUST_LOG=trace), or for the aws-sigv4 crate specifically are affected.

This issue has been addressed in a set of new releases.

Users are advised to upgrade.

Users unable to upgrade should disable TRACE-level logging for AWS Rust SDK crates.

Advisory available under CC0-1.0 license.