CVE-2023-20639 : In ril, there is a possible out of bounds write due to a missing bounds check. T

In ril, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07628587; Issue ID: ALPS07628587.

Published 2023-03-07 21:15:11

Updated 2023-03-13 03:58:39

Source MediaTek, Inc.

View at NVD, CVE.org

Vulnerability category: Input validation

Products affected by CVE-2023-20639

Google » Android » Version: 12.0
cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
Matching versions
When used together with: Mediatek » Mt6879 » Version: N/A
When used together with: Mediatek » Mt6895 » Version: N/A
When used together with: Mediatek » Mt6983 » Version: N/A
When used together with: Mediatek » Mt8321 » Version: N/A
When used together with: Mediatek » Mt8765 » Version: N/A
When used together with: Mediatek » Mt8766 » Version: N/A
When used together with: Mediatek » Mt8768 » Version: N/A
When used together with: Mediatek » Mt8781 » Version: N/A
When used together with: Mediatek » Mt8786 » Version: N/A
When used together with: Mediatek » Mt8788 » Version: N/A
When used together with: Mediatek » Mt8789 » Version: N/A
When used together with: Mediatek » Mt8791t » Version: N/A
When used together with: Mediatek » Mt8797 » Version: N/A
Google » Android » Version: 13.0
cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*
Matching versions
When used together with: Mediatek » Mt6879 » Version: N/A
When used together with: Mediatek » Mt6895 » Version: N/A
When used together with: Mediatek » Mt6983 » Version: N/A
When used together with: Mediatek » Mt8321 » Version: N/A
When used together with: Mediatek » Mt8765 » Version: N/A
When used together with: Mediatek » Mt8766 » Version: N/A
When used together with: Mediatek » Mt8768 » Version: N/A
When used together with: Mediatek » Mt8781 » Version: N/A
When used together with: Mediatek » Mt8786 » Version: N/A
When used together with: Mediatek » Mt8788 » Version: N/A
When used together with: Mediatek » Mt8789 » Version: N/A
When used together with: Mediatek » Mt8791t » Version: N/A
When used together with: Mediatek » Mt8797 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2023-20639

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-20639

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
6.7	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	0.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2023-20639

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2023-20639

https://corp.mediatek.com/product-security-bulletin/March-2023

Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2023-20639

Products affected by CVE-2023-20639

Exploit prediction scoring system (EPSS) score for CVE-2023-20639

CVSS scores for CVE-2023-20639

CWE ids for CVE-2023-20639

References for CVE-2023-20639