In LTE protocol stack, there is a possible missing permission check.

published 2023-09-04 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-38065

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 36%
public exploits: 0; none known

In LTE protocol stack, there is a possible missing permission check. This could lead to remote information disclosure no additional execution privileges needed

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 2 y ago (2024-09-30)

Exploit prediction

0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Unisoc (Shanghai) Technologies Co., Ltd. T760/T770/T820/S8000
unisoc t760
unisoc t770
unisoc t820
unisoc s8000

Classification

Weakness

CWE-862 Missing Authorization

References

unisoc.com /en_us/secy/announcementDetail/https://www.unisoc.com/en_us/secy/announcementDetail/1698296481653522434
broken-link

Sources

CVE List CVE-2023-33915
NVD CVE-2023-33915

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Summary