CVE-2021-0089

Observable response discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 2.1 LOW

6.5^/10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.0 / Impact : 4.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

2.1^/10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:L/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00516.html	Vendor Advisory
http://www.openwall.com/lists/oss-security/2021/06/10/1	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/06/10/11	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/06/10/10	Mailing List Third Party Advisory
https://www.debian.org/security/2021/dsa-4931	Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/	Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202107-30	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:debian:debian_linux:10.0:::::::*
	cpe:2.3:o:fedoraproject:fedora:33:::::::*
	cpe:2.3:o:fedoraproject:fedora:34:::::::*

Configuration 2 (hide)

AND

cpe:2.3:o:intel:pentium_processors_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:intel:pentium_processors:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:intel:celeron_processors_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:intel:celeron_processors:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:intel:xeon_processors_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:intel:xeon_processors:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND

cpe:2.3:o:intel:core_processors_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:intel:core_processors:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND

cpe:2.3:o:intel:itanium_processors_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:intel:itanium_processors:-:*:*:*:*:*:*:*

Information

Published : 2021-06-09 13:15

Updated : 2022-05-24 11:31

NVD link : CVE-2021-0089

Mitre link : CVE-2021-0089

JSON object : View

CWE

CWE-203

Observable Discrepancy

Products Affected

intel

celeron_processors_firmware
itanium_processors_firmware
core_processors
core_processors_firmware
pentium_processors
xeon_processors_firmware
itanium_processors
celeron_processors
pentium_processors_firmware
xeon_processors

fedoraproject

fedora

debian

debian_linux

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Speculative Code Store Bypass", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://www.debian.org/security/2021/dsa-4931", "name": "DSA-4931", "tags": ["Third Party Advisory"], "refsource": "DEBIAN"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/", "name": "FEDORA-2021-41d4347447", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FEDORA"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/", "name": "FEDORA-2021-993693c914", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FEDORA"}, {"url": "https://security.gentoo.org/glsa/202107-30", "name": "GLSA-202107-30", "tags": ["Third Party Advisory"], "refsource": "GENTOO"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Observable response discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-203"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-0089", "ASSIGNER": "secure@intel.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 2.1, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "severity": "LOW", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 4.0, "exploitabilityScore": 2.0}}, "publishedDate": "2021-06-09T20:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:intel:pentium_processors_firmware:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:intel:pentium_processors:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}, {"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:intel:celeron_processors_firmware:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:intel:celeron_processors:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}, {"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:intel:xeon_processors_firmware:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:intel:xeon_processors:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}, {"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:intel:core_processors_firmware:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:intel:core_processors:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}, {"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:intel:itanium_processors_firmware:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:intel:itanium_processors:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-05-24T18:31Z"}

6.5 /10

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

2.1 /10

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

JSON object

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6.5^/10

2.1^/10

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