CVE-2023-20950 - Vulnerability Details - OpenCVE

In AlarmManagerActivity of AlarmManagerActivity.java, there is a possible way to bypass background activity launch restrictions via a pendingIntent. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-195756028

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00003.

Exploitation none

Automatable no

Technical Impact total

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

Vendor Product Default status Versions

n/a

Android

affected

Version	Status	Constraints
`Android-11 Android-12 Android-12L`	affected	—

Configuration 1 [-]

OR	cpe:2.3:o:google:android:11.0:::::::*
	cpe:2.3:o:google:android:12.0:::::::*
	cpe:2.3:o:google:android:12.1:::::::*

No data.

No data.

Project Subscriptions

Vendors	Products
Google Subscribe	Android Subscribe

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://source.android.com/security/bulletin/2023-04-01

History

Wed, 05 Feb 2025 19:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: google_android

Published: 2023-04-19T00:00:00.000Z

Updated: 2025-02-05T19:00:48.660Z

Reserved: 2022-11-03T00:00:00.000Z

Link: CVE-2023-20950

Vulnrichment

Updated: 2024-08-02T09:21:33.567Z

NVD

Status : Modified

Published: 2023-04-19T20:15:11.077

Modified: 2025-02-05T19:15:11.983

Link: CVE-2023-20950

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-863

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-20950", "assignerOrgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "assignerShortName": "google_android", "dateUpdated": "2025-02-05T19:00:48.660Z", "dateReserved": "2022-11-03T00:00:00.000Z", "datePublished": "2023-04-19T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "shortName": "google_android", "dateUpdated": "2023-04-19T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "In AlarmManagerActivity of AlarmManagerActivity.java, there is a possible way to bypass background activity launch restrictions via a pendingIntent. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-195756028"}], "affected": [{"vendor": "n/a", "product": "Android", "versions": [{"version": "Android-11 Android-12 Android-12L", "status": "affected"}]}], "references": [{"url": "https://source.android.com/security/bulletin/2023-04-01"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "Elevation of privilege"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T09:21:33.567Z"}, "title": "CVE Program Container", "references": [{"url": "https://source.android.com/security/bulletin/2023-04-01", "tags": ["x_transferred"]}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-863", "lang": "en", "description": "CWE-863 Incorrect Authorization"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-02-05T19:00:20.995196Z", "id": "CVE-2023-20950", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-05T19:00:48.660Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://source.android.com/security/bulletin/2023-04-01", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T09:21:33.567Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2023-20950", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-02-05T19:00:20.995196Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-863", "description": "CWE-863 Incorrect Authorization"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-05T19:00:17.863Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "Android", "versions": [{"status": "affected", "version": "Android-11 Android-12 Android-12L"}]}], "references": [{"url": "https://source.android.com/security/bulletin/2023-04-01"}], "descriptions": [{"lang": "en", "value": "In AlarmManagerActivity of AlarmManagerActivity.java, there is a possible way to bypass background activity launch restrictions via a pendingIntent. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-195756028"}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "Elevation of privilege"}]}], "providerMetadata": {"orgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "shortName": "google_android", "dateUpdated": "2023-04-19T00:00:00.000Z"}}}, "cveMetadata": {"cveId": "CVE-2023-20950", "state": "PUBLISHED", "dateUpdated": "2025-02-05T19:00:48.660Z", "dateReserved": "2022-11-03T00:00:00.000Z", "assignerOrgId": "baff130e-b8d5-4e15-b3d3-c3cf5d5545c6", "datePublished": "2023-04-19T00:00:00.000Z", "assignerShortName": "google_android"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*", "matchCriteriaId": "109DD7FD-3A48-4C3D-8E1A-4433B98E1E64", "vulnerable": true}, {"criteria": "cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*", "matchCriteriaId": "F8FB8EE9-FC56-4D5E-AE55-A5967634740C", "vulnerable": true}, {"criteria": "cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:*", "matchCriteriaId": "C64C1583-CDE0-4C1F-BDE6-05643C1BDD72", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In AlarmManagerActivity of AlarmManagerActivity.java, there is a possible way to bypass background activity launch restrictions via a pendingIntent. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-195756028"}], "id": "CVE-2023-20950", "lastModified": "2025-02-05T19:15:11.983", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2023-04-19T20:15:11.077", "references": [{"source": "security@android.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://source.android.com/security/bulletin/2023-04-01"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://source.android.com/security/bulletin/2023-04-01"}], "sourceIdentifier": "security@android.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-863"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}