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AUSCERT External Security Bulletin Redistribution
Intel Security Library Advisory
9 June 2021
AusCERT Security Bulletin Summary
Product: Intel Security Library
Operating System: Windows
Impact/Access: Increased Privileges -- Existing Account
Denial of Service -- Existing Account
Access Confidential Data -- Existing Account
CVE Names: CVE-2021-0134 CVE-2021-0133 CVE-2021-0132
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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
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.
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
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
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
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
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
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
Intel recommends that users of Intel Security Library update to 3.3 or later.
Updates are available for download at this location: Intel GitHub
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 Date Description
1.0 06/08/2021 Initial Release
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