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Security Bulletin: Bouncy Castle Vulnerability

Created by Secure Enginee… on
Published URL:
https://www.ibm.com/support/pages/node/6398616
6398616

Security Bulletin


Summary

ViewONE has a bundled version of Bouncy Castle containing a known security issue.

Vulnerability Details

CVEID:   CVE-2020-26939
DESCRIPTION:   Legion of the Bouncy Castle BC and Legion of the Bouncy Castle BC-FJA could allow a remote attacker to obtain sensitive information, caused by observable differences in behavior to rrror inputs in org.bouncycastle.crypto.encodings.OAEPEncoding. By using the OAEP Decoder to send invalid ciphertext that decrypts to a short payload, a remote attacker could exploit this vulnerability to obtain sensitive information and use this information to launch further attacks against the affected system.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/191108 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

Affected Product(s)Version(s)
Daeja ViewONE Professional, Standard & Virtual5.0CD

Remediation/Fixes

Bouncy Castle library bundled with ViewONE has been updated for release 5.0.9 ifix 2 and 5.0.8 ifix 7.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Acknowledgement

Change History

26 January 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:
28 January 2021

UID

ibm16398616