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CVE-2023-40634

HIGH
7.8
CVSS Score
Published: October 8, 2023 at 03:35 AM UTC
Updated: June 17, 2026 at 06:18 AM UTC
15 products affected across 3 vendorsAndroidAndroidSC9863A

Using SC7731E/SC9832E/SC9863A/T310/T606/T612/T616/T610/T618/T760/T770/T820/S8000 by Unisoc (Shanghai) Technologies Co., Ltd.?

Get instant alerts when new vulnerabilities affect SC7731E/SC9832E/SC9863A/T310/T606/T612/T616/T610/T618/T760/T770/T820/S8000 - before attackers find them.

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Severity
HIGH7.8
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

In phasechecksercer, there is a possible missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Android· Google
95%
11.012.013.0
unisoc-s8000 (environment) · unisoc-sc7731e (environment) · unisoc-sc9832e (environment) · unisoc-sc9863a (environment) · unisoc-t310 (environment) · unisoc-t606 (environment) · unisoc-t610 (environment) · unisoc-t612 (environment) · unisoc-t616 (environment) · unisoc-t618 (environment) · unisoc-t760 (environment) · unisoc-t770 (environment) · unisoc-t820 (environment)
S8000· Unisoc
60%
android_11_12_13
SC7731E· Unisoc
60%
android_11_12_13
SC9832E· Unisoc
60%
android_11_12_13
SC9863A· Unisoc
60%
android_11_12_13
Android· Unisoc Shanghai
60%
Android11/Android12/Android13
T310· Unisoc
60%
android_11_12_13
T606· Unisoc
60%
android_11_12_13
T610· Unisoc
60%
android_11_12_13
T612· Unisoc
60%
android_11_12_13

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://www.unisoc.com/en_us/secy/announcementDetail/https://www.unisoc.com/en_us/secy/announcementDetail/1707266966118531074

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-862

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