# Duplicate Advisory: Improper Verification of Cryptographic Signature in aws-encryption-sdk-java

Source: https://junglewise.ai/threats/duplicate-advisory-improper-verification-of-cryptographic-signature-in-1a00970e  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2024-01-19  
License: CC BY 4.0 with a link back

Severity: low · CVSS 3.1 · Published 2024-01-19

Duplicate Advisory: Improper Verification of Cryptographic Signature in aws-encryption-sdk-java

Technologies: [com.amazonaws:aws-encryption-sdk-java (Maven)](https://junglewise.ai/threats/technologies/com-amazonaws-aws-encryption-sdk-java). Vendors: [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Low severity, with a CVSS score of 3.1, published 19 January 2024.

**Which products and versions are affected?** com.amazonaws:aws-encryption-sdk-java (Maven) ECOSYSTEM:introduced=0,fixed=1.9.0.

**Is there a fix for This vulnerability?** Yes. com.amazonaws:aws-encryption-sdk-java (Maven): upgrade to 1.9.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected?** Check whether you run com.amazonaws:aws-encryption-sdk-java (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- com.amazonaws:aws-encryption-sdk-java (Maven): upgrade to 1.9.0 or later

  ```sh
  # set com.amazonaws:aws-encryption-sdk-java to 1.9.0 in your pom.xml or build.gradle
  ```


## Affected products

- com.amazonaws:aws-encryption-sdk-java (Maven) ECOSYSTEM:introduced=0,fixed=1.9.0

## Related threats

- [Improper Verification of Cryptographic Signature in aws-encryption-sdk-java](https://junglewise.ai/threats/cve-2024-23680-improper-verification-of-cryptographic-signature-in-aws)
- [Security issues in AWS KMS and AWS Encryption SDKs: in-band protocol negotiation and robustness](https://junglewise.ai/threats/cve-2020-8897-security-issues-in-aws-kms-and-aws-encryption-sdks-in-band)