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             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.2017
                      Intel Security Library Advisory
                                9 June 2021

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Intel Security Library
Publisher:         Intel
Operating System:  Windows
                   Linux variants
Impact/Access:     Increased Privileges     -- Existing Account
                   Denial of Service        -- Existing Account
                   Access Confidential Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-0134 CVE-2021-0133 CVE-2021-0132
                   CVE-2021-0131  

Original Bulletin: 
   https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00521.html

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Intel ID:             INTEL-SA-00521
Advisory Category:    Software
Impact of             Escalation of Privilege, Denial of Service, Information
vulnerability :       Disclosure
Severity rating :     HIGH
Original release:     06/08/2021
Last revised:         06/08/2021

Summary:

Potential security vulnerabilities in the Intel Security Library may allow
escalation of privilege, denial of service or information disclosure. Intel is
releasing software updates to mitigate these potential vulnerabilities.

Vulnerability Details:

CVEID: CVE-2021-0133

Description: Key exchange without entity authentication in the Intel(R)
Security Library before version 3.3 may allow an authenticated user to
potentially enable escalation of privilege via network access.

CVSS Base Score: 7.7 High

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N

CVEID: CVE-2021-0132

Description: Missing release of resource after effective lifetime in an API for
the Intel(R) Security Library before version 3.3 may allow a privileged user to
potentially enable denial of service via network access.

CVSS Base Score: 5.4 Medium

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:N/I:N/A:H

CVEID: CVE-2021-0131

Description: Use of cryptographically weak pseudo-random number generator
(PRNG) in an API for the Intel(R) Security Library before version 3.3 may allow
an authenticated user to potentially enable information disclosure via network
access.

CVSS Base Score: 4.6 Medium

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

CVEID: CVE-2021-0134

Description: Improper input validation in an API for the Intel(R) Security
Library before version 3.3 may allow a privileged user to potentially enable
denial of service via network access.

CVSS Base Score: 4.2 Medium

CVSS Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

Affected Products:

3rd Generation Intel Xeon Scalable Processor

2nd Gen Intel Xeon Scalable processor

1st Gen Intel Xeon Scalable processor

Intel Xeon W processor 3200 series

Intel Xeon W processor 3100 series

Recommendations:

Intel recommends that users of Intel Security Library update to 3.3 or later.

Updates are available for download at this location: Intel GitHub

Acknowledgements:

The following issues were found internally by Intel employees. Intel would like
to thank Ryan Hall and Brent Holtsclaw of the DCG Red Team.

Intel, and nearly the entire technology industry, follows a disclosure practice
called Coordinated Disclosure, under which a cybersecurity vulnerability is
generally publicly disclosed only after mitigations are available.

Revision History

Revision    Date      Description
1.0      06/08/2021 Initial Release

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