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ID

VAR-202106-0344


CVE

CVE-2020-24512


TITLE

Red Hat Security Advisory 2021-3322-01

Trust: 0.1

sources: PACKETSTORM: 163956

DESCRIPTION

Observable timing discrepancy in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: microcode_ctl security, bug fix and enhancement update Advisory ID: RHSA-2021:2304-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:2304 Issue date: 2021-06-08 CVE Names: CVE-2020-24489 CVE-2020-24511 CVE-2020-24512 CVE-2020-24513 ==================================================================== 1. Summary: An update for microcode_ctl is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux ComputeNode EUS (v. 7.7) - x86_64 Red Hat Enterprise Linux Server EUS (v. 7.7) - x86_64 3. Description: The microcode_ctl packages provide microcode updates for Intel. Security Fix(es): * hw: vt-d related privilege escalation (CVE-2020-24489) * hw: improper isolation of shared resources in some Intel Processors (CVE-2020-24511) * hw: observable timing discrepancy in some Intel Processors (CVE-2020-24512) * hw: information disclosure on some Intel Atom processors (CVE-2020-24513) Bug Fix(es) and Enhancement(s): * Update Intel CPU microcode to microcode-20210525 release 4. Solution: Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1962650 - CVE-2020-24489 hw: vt-d related privilege escalation 1962666 - CVE-2020-24513 hw: information disclosure on some Intel Atom processors 1962702 - CVE-2020-24511 hw: improper isolation of shared resources in some Intel Processors 1962722 - CVE-2020-24512 hw: observable timing discrepancy in some Intel Processors 6. Package List: Red Hat Enterprise Linux ComputeNode EUS (v. 7.7): Source: microcode_ctl-2.1-53.16.el7_7.src.rpm x86_64: microcode_ctl-2.1-53.16.el7_7.x86_64.rpm microcode_ctl-debuginfo-2.1-53.16.el7_7.x86_64.rpm Red Hat Enterprise Linux Server EUS (v. 7.7): Source: microcode_ctl-2.1-53.16.el7_7.src.rpm x86_64: microcode_ctl-2.1-53.16.el7_7.x86_64.rpm microcode_ctl-debuginfo-2.1-53.16.el7_7.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2020-24489 https://access.redhat.com/security/cve/CVE-2020-24511 https://access.redhat.com/security/cve/CVE-2020-24512 https://access.redhat.com/security/cve/CVE-2020-24513 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYMAkctzjgjWX9erEAQg5ig/+JAeeNEhtBWrfWgiRc10zi9KPgHKPXMzQ dm/6GTT9P1fqUfPDOTjm6uQXMNUWfHOkEQQecsbo6Tqh72ccs04xf67Niekc5rPK OzB+j3NOo90PrWKpxyoQlQxJ0dMEM97t2U5FnVcUbp9o1s5Q/rEWPLKsCC+nH2fW 0u6Yjpeofc1AtfcXVnWkJUmrc9zW/HhE6IxFTRSiqY1ltanlQKdH7pdQ8WYALzYt zFk6A72ubHQZkcwZDfpnGHmzWrVlGS4pMjLAv6BJlzUmS9YcFhH0vnDPmcYkSMoQ qOgnrAh3xLwMzaXKIdS8naEI7ldDlttJZScjgwV8UBmzHLyxWswUzPL78jlIEOmC AadovsnzjAZTFsXs39/IY4h88ICvHJSGSEUzN3ANDuXk2VM0MCmmatss8MhAQKHj lXBdpm5n0ngdLk92C9K8e8+ICNCPZTUUVNxrLTv6zmlyGaEibXk1KVXDobrmI7Wv lQxlRnNlGOO74cf7nbxCYNK339uyd87KER4jeDpLA/QbIkW5yDTpuDW7ENvl8zHq BZK7GIsLg2ksw+fiKFG/jk6GFJynz3+XTusNN2VSPOaMa6tSsTCSeerY4pEzqi5q FQGUuRjihEUv1JhLtV8YAyRRxAJo+AufvIuU0Xb8ooATIcWLEct8f39D8O4FwaW9 No6ujR6Vyj8=d/HZ -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce

Trust: 1.8

sources: NVD: CVE-2020-24512 // VULHUB: VHN-178398 // VULMON: CVE-2020-24512 // PACKETSTORM: 163956 // PACKETSTORM: 163757 // PACKETSTORM: 163032 // PACKETSTORM: 163037 // PACKETSTORM: 163042 // PACKETSTORM: 163044 // PACKETSTORM: 163863 // PACKETSTORM: 163993

AFFECTED PRODUCTS

vendor:debianmodel:linuxscope:eqversion:10.0

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vendor:netappmodel:solidfire biosscope:eqversion: -

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vendor:netappmodel:hci compute node biosscope:eqversion: -

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vendor:intelmodel:microcodescope:ltversion:20210608

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vendor:netappmodel:fas\/aff biosscope:eqversion: -

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sources: NVD: CVE-2020-24512

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2020-24512
value: LOW

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VULHUB: VHN-178398
value: LOW

Trust: 0.1

VULMON: CVE-2020-24512
value: LOW

Trust: 0.1

nvd@nist.gov: CVE-2020-24512
severity: LOW
baseScore: 2.1
vectorString: AV:L/AC:L/AU:N/C:P/I:N/A:N
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 3.9
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.1

VULHUB: VHN-178398
severity: LOW
baseScore: 2.1
vectorString: AV:L/AC:L/AU:N/C:P/I:N/A:N
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 3.9
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2020-24512
baseSeverity: LOW
baseScore: 3.3
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: LOW
integrityImpact: NONE
availabilityImpact: NONE
exploitabilityScore: 1.8
impactScore: 1.4
version: 3.1

Trust: 1.0

sources: VULHUB: VHN-178398 // VULMON: CVE-2020-24512 // NVD: CVE-2020-24512

PROBLEMTYPE DATA

problemtype:CWE-203

Trust: 1.1

sources: VULHUB: VHN-178398 // NVD: CVE-2020-24512

PATCH

title:Red Hat: CVE-2020-24512url:https://vulmon.com/vendoradvisory?qidtp=red_hat_cve_database&qid=CVE-2020-24512

Trust: 0.1

title:Debian CVElist Bug Report Logs: intel-microcode: CVE-2020-24511 CVE-2020-24512 CVE-2020-24513 CVE-2021-24489 (INTEL-SA-00464, INTEL-SA-00465, INTEL-SA-00442)url:https://vulmon.com/vendoradvisory?qidtp=debian_cvelist_bugreportlogs&qid=5d902b5a89823da316827bef43ff1012

Trust: 0.1

title:Debian Security Advisories: DSA-4934-1 intel-microcode -- security updateurl:https://vulmon.com/vendoradvisory?qidtp=debian_security_advisories&qid=4ad7d48e75ab61a8e061047171de2577

Trust: 0.1

title:Arch Linux Issues: url:https://vulmon.com/vendoradvisory?qidtp=arch_linux_issues&qid=CVE-2020-24512 log

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title:Arch Linux Advisories: [ASA-202106-34] intel-ucode: multiple issuesurl:https://vulmon.com/vendoradvisory?qidtp=arch_linux_advisories&qid=ASA-202106-34

Trust: 0.1

title:Siemens Security Advisories: Siemens Security Advisoryurl:https://vulmon.com/vendoradvisory?qidtp=siemens_security_advisories&qid=240e27e5c8fba28153598a375a2a4130

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title:CVE-2020-24512url:https://github.com/AlAIAL90/CVE-2020-24512

Trust: 0.1

sources: VULMON: CVE-2020-24512

EXTERNAL IDS

db:NVDid:CVE-2020-24512

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db:SIEMENSid:SSA-309571

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db:PACKETSTORMid:163037

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db:PACKETSTORMid:163044

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db:PACKETSTORMid:163042

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db:PACKETSTORMid:163032

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db:PACKETSTORMid:163047

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db:PACKETSTORMid:163040

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db:PACKETSTORMid:163043

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db:PACKETSTORMid:163031

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db:PACKETSTORMid:163048

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db:PACKETSTORMid:163036

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db:PACKETSTORMid:163046

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db:VULHUBid:VHN-178398

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db:VULMONid:CVE-2020-24512

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db:PACKETSTORMid:163956

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db:PACKETSTORMid:163757

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db:PACKETSTORMid:163863

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db:PACKETSTORMid:163993

Trust: 0.1

sources: VULHUB: VHN-178398 // VULMON: CVE-2020-24512 // PACKETSTORM: 163956 // PACKETSTORM: 163757 // PACKETSTORM: 163032 // PACKETSTORM: 163037 // PACKETSTORM: 163042 // PACKETSTORM: 163044 // PACKETSTORM: 163863 // PACKETSTORM: 163993 // NVD: CVE-2020-24512

REFERENCES

url:https://security.netapp.com/advisory/ntap-20210611-0005/

Trust: 1.2

url:https://www.debian.org/security/2021/dsa-4934

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url:https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00464.html

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url:https://lists.debian.org/debian-lts-announce/2021/07/msg00022.html

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url:https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf

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url:https://access.redhat.com/security/cve/cve-2020-24512

Trust: 0.9

url:https://access.redhat.com/security/cve/cve-2020-24511

Trust: 0.8

url:https://nvd.nist.gov/vuln/detail/cve-2020-24512

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url:https://access.redhat.com/articles/11258

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url:https://nvd.nist.gov/vuln/detail/cve-2020-24489

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url:https://access.redhat.com/security/cve/cve-2020-24489

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url:https://listman.redhat.com/mailman/listinfo/rhsa-announce

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url:https://access.redhat.com/security/updates/classification/#important

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url:https://access.redhat.com/security/team/key/

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url:https://access.redhat.com/security/team/contact/

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url:https://nvd.nist.gov/vuln/detail/cve-2020-24511

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url:https://bugzilla.redhat.com/):

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url:https://nvd.nist.gov/vuln/detail/cve-2020-8696

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url:https://access.redhat.com/security/cve/cve-2020-8698

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url:https://nvd.nist.gov/vuln/detail/cve-2020-8698

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url:https://nvd.nist.gov/vuln/detail/cve-2020-0549

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url:https://access.redhat.com/security/cve/cve-2020-0543

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url:https://access.redhat.com/security/cve/cve-2020-8695

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url:https://nvd.nist.gov/vuln/detail/cve-2020-8695

Trust: 0.4

url:https://access.redhat.com/security/cve/cve-2020-0549

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url:https://nvd.nist.gov/vuln/detail/cve-2020-0543

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url:https://access.redhat.com/security/cve/cve-2020-8696

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url:https://nvd.nist.gov/vuln/detail/cve-2020-0548

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url:https://access.redhat.com/security/cve/cve-2020-0548

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url:https://access.redhat.com/security/cve/cve-2020-24513

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url:https://nvd.nist.gov/vuln/detail/cve-2020-24513

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url:https://cwe.mitre.org/data/definitions/203.html

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url:https://github.com/alaial90/cve-2020-24512

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url:https://nvd.nist.gov

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url:https://access.redhat.com/errata/rhsa-2021:3322

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url:https://access.redhat.com/errata/rhsa-2021:3027

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url:https://access.redhat.com/errata/rhsa-2021:2302

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url:https://access.redhat.com/errata/rhsa-2021:2306

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url:https://access.redhat.com/errata/rhsa-2021:2308

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url:https://access.redhat.com/errata/rhsa-2021:2304

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url:https://access.redhat.com/errata/rhsa-2021:3176

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url:https://access.redhat.com/errata/rhsa-2021:3364

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sources: VULHUB: VHN-178398 // VULMON: CVE-2020-24512 // PACKETSTORM: 163956 // PACKETSTORM: 163757 // PACKETSTORM: 163032 // PACKETSTORM: 163037 // PACKETSTORM: 163042 // PACKETSTORM: 163044 // PACKETSTORM: 163863 // PACKETSTORM: 163993 // NVD: CVE-2020-24512

CREDITS

Red Hat

Trust: 0.8

sources: PACKETSTORM: 163956 // PACKETSTORM: 163757 // PACKETSTORM: 163032 // PACKETSTORM: 163037 // PACKETSTORM: 163042 // PACKETSTORM: 163044 // PACKETSTORM: 163863 // PACKETSTORM: 163993

SOURCES

db:VULHUBid:VHN-178398
db:VULMONid:CVE-2020-24512
db:PACKETSTORMid:163956
db:PACKETSTORMid:163757
db:PACKETSTORMid:163032
db:PACKETSTORMid:163037
db:PACKETSTORMid:163042
db:PACKETSTORMid:163044
db:PACKETSTORMid:163863
db:PACKETSTORMid:163993
db:NVDid:CVE-2020-24512

LAST UPDATE DATE

2025-08-12T22:02:48.431000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-178398date:2021-09-09T00:00:00
db:VULMONid:CVE-2020-24512date:2021-08-10T00:00:00
db:NVDid:CVE-2020-24512date:2021-09-09T12:56:22.933

SOURCES RELEASE DATE

db:VULHUBid:VHN-178398date:2021-06-09T00:00:00
db:VULMONid:CVE-2020-24512date:2021-06-09T00:00:00
db:PACKETSTORMid:163956date:2021-08-31T15:44:21
db:PACKETSTORMid:163757date:2021-08-09T14:15:37
db:PACKETSTORMid:163032date:2021-06-09T13:26:50
db:PACKETSTORMid:163037date:2021-06-09T13:28:17
db:PACKETSTORMid:163042date:2021-06-09T13:40:32
db:PACKETSTORMid:163044date:2021-06-09T13:40:48
db:PACKETSTORMid:163863date:2021-08-17T15:19:34
db:PACKETSTORMid:163993date:2021-08-31T16:27:14
db:NVDid:CVE-2020-24512date:2021-06-09T19:15:08.930