CVE-2020-9588 - Vulnerability Details - OpenCVE

Description

Magento versions 2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier have an observable timing discrepancy vulnerability. Successful exploitation could lead to signature verification bypass.

Published: 2020-06-26

Score: 7.2 High

EPSS: 1.2% Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Adobe

Magento

affected

Version	Status	Constraints
`2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier versions`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:magento:magento:::::community:::*
	cpe:2.3:a:magento:magento:::::enterprise:::*
	cpe:2.3:a:magento:magento:::::commerce:::*
	cpe:2.3:a:magento:magento:::::open_source:::*
	cpe:2.3:a:magento:magento:::::commerce:::*
	cpe:2.3:a:magento:magento:::::open_source:::*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-4261	Magento Signature verification bypass
Github GHSA	GHSA-j2r4-2cr6-h3r3	Magento Signature verification bypass

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.01185.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://helpx.adobe.com/security/products/magento/apsb20-22.html

History

Mon, 14 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00646}`	epss `{'score': 0.00875}`

Subscriptions

Magento Magento

MITRE

Status: PUBLISHED

Assigner: adobe

Published: 2020-06-26T20:20:53.000Z

Updated: 2024-08-04T10:34:39.466Z

Reserved: 2020-03-02T00:00:00.000Z

Link: CVE-2020-9588

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-06-26T21:15:17.327

Modified: 2024-11-21T05:40:55.323

Link: CVE-2020-9588

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-203

{"containers": {"cna": {"affected": [{"product": "Magento", "vendor": "Adobe", "versions": [{"status": "affected", "version": "2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier versions"}]}], "descriptions": [{"lang": "en", "value": "Magento versions 2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier have an observable timing discrepancy vulnerability. Successful exploitation could lead to signature verification bypass."}], "problemTypes": [{"descriptions": [{"description": "Observable Timing Discrepancy", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-06-26T20:20:53.000Z", "orgId": "078d4453-3bcd-4900-85e6-15281da43538", "shortName": "adobe"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://helpx.adobe.com/security/products/magento/apsb20-22.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@adobe.com", "ID": "CVE-2020-9588", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Magento", "version": {"version_data": [{"version_value": "2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier versions"}]}}]}, "vendor_name": "Adobe"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Magento versions 2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier have an observable timing discrepancy vulnerability. Successful exploitation could lead to signature verification bypass."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Observable Timing Discrepancy"}]}]}, "references": {"reference_data": [{"name": "https://helpx.adobe.com/security/products/magento/apsb20-22.html", "refsource": "CONFIRM", "url": "https://helpx.adobe.com/security/products/magento/apsb20-22.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T10:34:39.466Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://helpx.adobe.com/security/products/magento/apsb20-22.html"}]}]}, "cveMetadata": {"assignerOrgId": "078d4453-3bcd-4900-85e6-15281da43538", "assignerShortName": "adobe", "cveId": "CVE-2020-9588", "datePublished": "2020-06-26T20:20:53.000Z", "dateReserved": "2020-03-02T00:00:00.000Z", "dateUpdated": "2024-08-04T10:34:39.466Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:magento:magento:*:*:*:*:community:*:*:*", "matchCriteriaId": "AA4906E7-9223-4352-8B70-135840B75000", "versionEndIncluding": "1.9.4.4", "vulnerable": true}, {"criteria": "cpe:2.3:a:magento:magento:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "D958DCC5-FC85-4FBF-9C35-5D044D9F10AE", "versionEndIncluding": "1.14.4.4", "vulnerable": true}, {"criteria": "cpe:2.3:a:magento:magento:*:*:*:*:commerce:*:*:*", "matchCriteriaId": "32929896-B887-4594-BC2F-19EF405B22B3", "versionEndIncluding": "2.2.11", "versionStartIncluding": "2.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:magento:magento:*:*:*:*:open_source:*:*:*", "matchCriteriaId": "30C61766-2A41-42A7-9BAD-AC63C7DE0890", "versionEndIncluding": "2.2.11", "versionStartIncluding": "2.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:magento:magento:*:*:*:*:commerce:*:*:*", "matchCriteriaId": "742B316D-59F6-48DD-BD3F-841EC6F1F055", "versionEndIncluding": "2.3.4", "versionStartIncluding": "2.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:magento:magento:*:*:*:*:open_source:*:*:*", "matchCriteriaId": "20EF8B33-AC91-4272-8F21-C7F37353E32A", "versionEndIncluding": "2.3.4", "versionStartIncluding": "2.3.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Magento versions 2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier have an observable timing discrepancy vulnerability. Successful exploitation could lead to signature verification bypass."}, {"lang": "es", "value": "Magento versiones 2.3.4 y anteriores, versiones 2.2.11 y anteriores (ver nota), versiones 1.14.4.4 y anteriores, y versiones 1.9.4.4 y anteriores, presenta una vulnerabilidad de discrepancia de sincronizaci\u00f3n observable. Una explotaci\u00f3n con \u00e9xito podr\u00eda conllevar a una omisi\u00f3n de verificaci\u00f3n de firma"}], "id": "CVE-2020-9588", "lastModified": "2024-11-21T05:40:55.323", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-06-26T21:15:17.327", "references": [{"source": "psirt@adobe.com", "tags": ["Vendor Advisory"], "url": "https://helpx.adobe.com/security/products/magento/apsb20-22.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://helpx.adobe.com/security/products/magento/apsb20-22.html"}], "sourceIdentifier": "psirt@adobe.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-203"}], "source": "nvd@nist.gov", "type": "Primary"}]}