IBM Support

Security Bulletin: Padding Oracle Protection in IBM DataPower Gateways GatewayScript modules (CVE-2015-7412)

Security Bulletin


Summary

IBM DataPower Gateways has addressed a Padding Oracle Protection vulnerability in GatewayScript decryption.

Vulnerability Details

CVEID: CVE-2015-7412
DESCRIPTION:
IBM DataPower Gateways GatewayScript modules may be vulnerable to Padding Oracle attacks in some scenarios, which could allow an attacker to decrypt the captured message, and other messages encrypted using the same cryptographic keys.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107532 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

IBM DataPower Gateway appliances version 7.2.0.0

Remediation/Fixes

Fix is available in versions 7.2.0.1. Refer to APAR IT10701 for URLs to download the fix.

You should verify applying this fix does not cause any compatibility issues.

Workarounds and Mitigations

This vulnerability exists only in IBM DataPower Gateways functions configured with a JWE decrypt action, or using the GatewayScript decryption API.

Requiring the ciphertext to be signed by the sender, and verifying that signature as a prerequisite to performing decryption will address the vulnerability.

Get Notified about Future Security Bulletins

References

Off

Change History

October 29th, 2015: Original Version Published

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

[{"Product":{"code":"SS9H2Y","label":"IBM DataPower Gateway"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Component":"General","Platform":[{"code":"PF009","label":"Firmware"}],"Version":"7.2","Edition":"","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
15 June 2018

UID

swg21964170