CVE-2020-24512 (GCVE-0-2020-24512)
Vulnerability from cvelistv5 – Published: 2021-06-09 18:53 – Updated: 2024-08-04 15:12
VLAI
EPSS
VEX
Summary
Observable timing discrepancy in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
Severity
CWE
- information disclosure
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://www.intel.com/content/www/us/en/security-… | x_refsource_MISC |
| https://security.netapp.com/advisory/ntap-2021061… | x_refsource_CONFIRM |
| https://www.debian.org/security/2021/dsa-4934 | vendor-advisoryx_refsource_DEBIAN |
| https://lists.debian.org/debian-lts-announce/2021… | mailing-listx_refsource_MLIST |
| https://cert-portal.siemens.com/productcert/pdf/s… | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| n/a | Intel(R) Processors |
Affected:
See references
|
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T15:12:09.097Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00464.html"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://security.netapp.com/advisory/ntap-20210611-0005/"
},
{
"name": "DSA-4934",
"tags": [
"vendor-advisory",
"x_refsource_DEBIAN",
"x_transferred"
],
"url": "https://www.debian.org/security/2021/dsa-4934"
},
{
"name": "[debian-lts-announce] 20210726 [SECURITY] [DLA 2718-1] intel-microcode security update",
"tags": [
"mailing-list",
"x_refsource_MLIST",
"x_transferred"
],
"url": "https://lists.debian.org/debian-lts-announce/2021/07/msg00022.html"
},
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "Intel(R) Processors",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "See references"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Observable timing discrepancy in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "information disclosure",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-08-10T11:06:20.000Z",
"orgId": "6dda929c-bb53-4a77-a76d-48e79601a1ce",
"shortName": "intel"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00464.html"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://security.netapp.com/advisory/ntap-20210611-0005/"
},
{
"name": "DSA-4934",
"tags": [
"vendor-advisory",
"x_refsource_DEBIAN"
],
"url": "https://www.debian.org/security/2021/dsa-4934"
},
{
"name": "[debian-lts-announce] 20210726 [SECURITY] [DLA 2718-1] intel-microcode security update",
"tags": [
"mailing-list",
"x_refsource_MLIST"
],
"url": "https://lists.debian.org/debian-lts-announce/2021/07/msg00022.html"
},
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "secure@intel.com",
"ID": "CVE-2020-24512",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Intel(R) Processors",
"version": {
"version_data": [
{
"version_value": "See references"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Observable timing discrepancy in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "information disclosure"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00464.html",
"refsource": "MISC",
"url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00464.html"
},
{
"name": "https://security.netapp.com/advisory/ntap-20210611-0005/",
"refsource": "CONFIRM",
"url": "https://security.netapp.com/advisory/ntap-20210611-0005/"
},
{
"name": "DSA-4934",
"refsource": "DEBIAN",
"url": "https://www.debian.org/security/2021/dsa-4934"
},
{
"name": "[debian-lts-announce] 20210726 [SECURITY] [DLA 2718-1] intel-microcode security update",
"refsource": "MLIST",
"url": "https://lists.debian.org/debian-lts-announce/2021/07/msg00022.html"
},
{
"name": "https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf",
"refsource": "CONFIRM",
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "6dda929c-bb53-4a77-a76d-48e79601a1ce",
"assignerShortName": "intel",
"cveId": "CVE-2020-24512",
"datePublished": "2021-06-09T18:53:59.000Z",
"dateReserved": "2020-08-19T00:00:00.000Z",
"dateUpdated": "2024-08-04T15:12:09.097Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2020-24512",
"date": "2026-09-13",
"epss": "0.00383",
"percentile": "0.31745"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2020-24512\",\"sourceIdentifier\":\"secure@intel.com\",\"published\":\"2021-06-09T19:15:08.930\",\"lastModified\":\"2024-11-21T05:14:56.830\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Observable timing discrepancy in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.\"},{\"lang\":\"es\",\"value\":\"Una discrepancia de sincronizaci\u00f3n observable en algunos Intel\u00ae Processors puede permitir a un usuario autenticado permitir potencialmente una divulgaci\u00f3n de informaci\u00f3n por medio de un acceso local\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N\",\"baseScore\":3.3,\"baseSeverity\":\"LOW\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.8,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:P/I:N/A:N\",\"baseScore\":2.1,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":3.9,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-203\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:intel:microcode:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"20210608\",\"matchCriteriaId\":\"C76EBE1C-570F-485B-B850-9E3BB00240B2\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"07B237A9-69A3-4A9C-9DA0-4E06BD37AE73\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:netapp:fas\\\\/aff_bios:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A714C8D4-9623-43C0-8AF8-8904566AD42C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:netapp:hci_compute_node_bios:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7C61DF9A-ABDE-44A2-A060-B088428D5064\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:netapp:solidfire_bios:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C3BCF7CA-6C05-4FD5-A965-0F038F63D70A\"}]}]}],\"references\":[{\"url\":\"https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf\",\"source\":\"secure@intel.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2021/07/msg00022.html\",\"source\":\"secure@intel.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20210611-0005/\",\"source\":\"secure@intel.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2021/dsa-4934\",\"source\":\"secure@intel.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00464.html\",\"source\":\"secure@intel.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2021/07/msg00022.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://security.netapp.com/advisory/ntap-20210611-0005/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2021/dsa-4934\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00464.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}",
"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2026-08-07T02:45:42+00:00",
"cve": "CVE-2020-24512",
"id": "CVE-2020-24512",
"initial_release_date": "2020-01-01T00:00:00+00:00",
"product_status:fixed": "95",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "hw: observable timing discrepancy in some Intel Processors",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-24512.json",
"version": "3"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Loading…
Loading…