V
Scaner-VS
HomeCatalogSourcesCWECAPECATT&CKMitigationsProductsVendorsDocs
CVE-2021-34387
CVE
Medium

The ARM TrustZone Technology on which Trusty is based on contains a vulnerability in access permission settings where the portion of the DR…

CVSS
6.7
Medium
EPSS
0.00
p10
Published
2021-01-01
Updated
2021-01-01
Description

The ARM TrustZone Technology on which Trusty is based on contains a vulnerability in access permission settings where the portion of the DRAM reserved for TrustZone is identity-mapped by TLK with read, write, and execute permissions, which gives write access to kernel code and data that is otherwise mapped read only.

Tags · CWE
CWE-276
CAPEC-1
CAPEC-81
CAPEC-127
Affected products
Jetson_linux
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Timeline
2021-01-01
Published
2021-01-01
Updated
CVSS 3.1 breakdown
Attack Vector
AV: L
Local (L)
Attack Complexity
AC: L
Low (L)
Privileges Required
PR: H
High (H)
User Interaction
UI: N
None (N)
Scope
S: U
Unchanged (U)
Confidentiality Impact
C: H
High (H)
Integrity Impact
I: H
High (H)
Availability Impact
A: H
High (H)
Exploit indicators
EPSS
0.002 · p10
Known exploited (KEV)
No
MITRE ATT&CK
Inferred via CAPEC
└ via CAPEC-127 · CWE-276
Known exploits — Сканер-ВС
No Сканер-ВС checks registered for this vulnerability yet.
Affected products
ProductVendorStatus
jetson_linux*Tracked
Source databases
CVE