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01 Record

CVE-2023-20971

In removePermission of PermissionManagerServiceImpl.java, there is a possible way to obtain dangerous permissions without user consent due to a logic error in the code. This could lead to local

HighPUBLISHEDCNA: google_android
CNA base score7.8 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

02 Description

In removePermission of PermissionManagerServiceImpl.java, there is a possible way to obtain dangerous permissions without user consent due to a logic error in the code. This could lead to local

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.10% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 1.2% of scored records. A rank, not a probability.
NVD base score
7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2023-03-24 00:00Z3 YR AGO
Last updated
2025-02-25 16:02Z1 YR AGO
Reserved
2022-11-03
Assigning CNA
google_android
Record state
PUBLISHED
Severity
High (CVSS 7.8)
CNA CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-863Incorrect AuthorizationClass
Data version
5.1
Document digest
d6d5e8be17ef3273e0a8e46b66bd13dee9e62d4b51ab0278f56fa266a88179f1

05 Affected products

VendorProductVersionsPlatforms
GoogleAndroid14, 13, 12L, 12—

06 References