Security Bulletin
Summary
Vulnerability in python-cryptography may affect IBM Spectrum Protect Plus Microsoft® File Systems backup and restore.
Vulnerability Details
CVEID: CVE-2020-25659
DESCRIPTION: python-cryptography could allow a remote attacker to obtain sensitive information, caused by a Bleichenbacher timing attack. By sending a specially-crafted request using the RSA decryption API, an attacker could exploit this vulnerability to obtain parts of the cipher text encrypted with RSA, and use this information to launch further attacks against the affected system.
CVSS Base score: 5.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/192485 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
Affected Products and Versions
Affected Product(s) | Version(s) |
IBM Spectrum Protect Plus Microsoft File Systems backup and restore | 10.1.6-10.1.7 |
Remediation/Fixes
IBM Spectrum Protect Plus Release | First Fixing VRM Level | Platform | Link to Fix |
10.1 | 10.1.8 | Windows | https://www.ibm.com/support/pages/node/6415111 |
Workarounds and Mitigations
None
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References
Acknowledgement
Change History
23 April 2021: Initial Publication
*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.
Document Location
Worldwide
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Document Information
Modified date:
24 April 2021
UID
ibm16445737