CVE-2021-27562

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-27562
In Arm Trusted Firmware M through 1.2, the NS world may trigger a system halt, an overwrite of secure data, or the printing out of secure data when calling secure functions under the NSPE handler mode.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.9 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 3.9 / Impact : 6.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References
Link Resource
https://developer.arm.com/support/arm-security-updates Vendor Advisory
https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/docs/security/security_advisories/svc_caller_sp_fetching_vulnerability.rst Third Party Advisory
https://developer.arm.com/support/arm-security-updates Vendor Advisory
https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/docs/security/security_advisories/svc_caller_sp_fetching_vulnerability.rst Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:arm:trusted_firmware_m:*:*:*:*:*:*:*:*
cpe:2.3:h:arm:trusted_firmware_m:-:*:*:*:*:*:*:*
History

21 Nov 2024, 05:58

Type Values Removed Values Added
References () https://developer.arm.com/support/arm-security-updates - Vendor Advisory () https://developer.arm.com/support/arm-security-updates - Vendor Advisory
References () https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/docs/security/security_advisories/svc_caller_sp_fetching_vulnerability.rst - Third Party Advisory () https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/docs/security/security_advisories/svc_caller_sp_fetching_vulnerability.rst - Third Party Advisory

08 Jun 2021, 18:25

Type Values Removed Values Added
CPE cpe:2.3:h:arm:trusted_firmware_m:-:*:*:*:*:*:*:*
cpe:2.3:o:arm:trusted_firmware_m:*:*:*:*:*:*:*:*
CWE CWE-787
References (CONFIRM) https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/docs/security/security_advisories/svc_caller_sp_fetching_vulnerability.rst - (CONFIRM) https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/tree/docs/security/security_advisories/svc_caller_sp_fetching_vulnerability.rst - Third Party Advisory
References (MISC) https://developer.arm.com/support/arm-security-updates - (MISC) https://developer.arm.com/support/arm-security-updates - Vendor Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 4.9
v3 : 5.5

25 May 2021, 19:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-05-25 19:15

Updated : 2024-11-21 05:58

NVD link : CVE-2021-27562

Mitre link : CVE-2021-27562

CVE.ORG link : CVE-2021-27562

JSON object : View

Products Affected

arm

  • trusted_firmware_m
CWE
CWE-787

Out-of-bounds Write