CVE-2021-24027

A cache configuration issue prior to WhatsApp for Android v2.21.4.18 and WhatsApp Business for Android v2.21.4.18 may have allowed a third party with access to the device’s external storage to read cached TLS material.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://www.whatsapp.com/security/advisories/2021/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:whatsapp:whatsapp::::::android::*
	cpe:2.3:a:whatsapp:whatsapp_business::::::android::*

History

30 Aug 2022, 22:40

Type	Values Removed	Values Added
CWE	~~CWE-668~~	NVD-CWE-noinfo

Information

Published : 2021-04-06 17:15

Updated : 2024-02-04 21:47

NVD link : CVE-2021-24027

Mitre link : CVE-2021-24027

CVE.ORG link : CVE-2021-24027

JSON object : View

Products Affected

whatsapp

whatsapp
whatsapp_business

CWE

NVD-CWE-noinfo CWE-524

Use of Cache Containing Sensitive Information

{"id": "CVE-2021-24027", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2021-04-06T17:15:12.977", "references": [{"url": "https://www.whatsapp.com/security/advisories/2021/", "tags": ["Vendor Advisory"], "source": "cve-assign@fb.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"type": "Secondary", "source": "cve-assign@fb.com", "description": [{"lang": "en", "value": "CWE-524"}]}], "descriptions": [{"lang": "en", "value": "A cache configuration issue prior to WhatsApp for Android v2.21.4.18 and WhatsApp Business for Android v2.21.4.18 may have allowed a third party with access to the device\u2019s external storage to read cached TLS material."}, {"lang": "es", "value": "Un problema de configuraci\u00f3n de cach\u00e9 anterior a WhatsApp para Android versi\u00f3n v2.21.4.18 y WhatsApp Business para Android versi\u00f3n v2.21.4.18, puede haber permitido a un tercero con acceso al almacenamiento externo del dispositivo leer material TLS almacenado en cach\u00e9"}], "lastModified": "2022-08-30T22:40:50.413", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:android:*:*", "vulnerable": true, "matchCriteriaId": "5F9D91CC-43EE-4F76-ACE5-8DA2DAAA9012", "versionEndExcluding": "2.21.4.18"}, {"criteria": "cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:android:*:*", "vulnerable": true, "matchCriteriaId": "9F814EFA-6C24-47CA-9180-7047B92717D2", "versionEndExcluding": "2.21.4.18"}], "operator": "OR"}]}], "sourceIdentifier": "cve-assign@fb.com"}