Medium severity · published Jun 14, 2022
CVE-2021-30338
Improper input validation in TrustZone memory transfer interface can lead to information disclosure in Snapdragon Compute
5.5
CVSS
0.2%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SF
Sd850 Firmware · Qualcomm
All versions, or not specified · source: NVD
SF
Sdxr1 Firmware · Qualcomm
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-30338
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-30338
Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/april-2022-bulletin
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