01 Record
CVE-2023-40077
In multiple functions of MetaDataBase.cpp, there is a possible UAF write due to a race condition. This could lead to remote escalation of privilege with no additional execution privileges needed. User
CriticalPUBLISHEDCNA: google_android
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
02 Description
In multiple functions of MetaDataBase.cpp, there is a possible UAF write due to a race condition. This could lead to remote escalation of privilege with no additional execution privileges needed. User
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.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 8.42% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 94.9% of scored records. A rank, not a probability.
- NVD base score
- 8.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/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
- 2023-12-04 22:40Z2 YR AGO
- Last updated
- 2024-08-02 18:24Z2 YR AGO
- Reserved
- 2023-08-09
- Assigning CNA
- google_android
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class
- Data version
- 5.1
- Document digest
- a41c2e7dbd5165646dea90aa71c77c7e1ab9a3778b8c18e7af729b4520996922
05 Affected products
VendorProductVersionsPlatforms
06 References
- android.googlesource.comhttps://android.googlesource.com/platform/frameworks/av/+/58fd993a89a3a22fa5a4a1a4548125c6783ec80c
- source.android.comhttps://source.android.com/security/bulletin/2023-12-01