CVE-2022-46392

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-46392
An issue was discovered in Mbed TLS before 2.28.2 and 3.x before 3.3.0. An adversary with access to precise enough information about memory accesses (typically, an untrusted operating system attacking a secure enclave) can recover an RSA private key after observing the victim performing a single private-key operation, if the window size (MBEDTLS_MPI_WINDOW_SIZE) used for the exponentiation is 3 or smaller.

5.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.6 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2 Release Notes Third Party Advisory
https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0 Release Notes Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4BR7ZCVKLPGCOEEALUHZMFHXQHR6S4QL/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XMKJ5IMJEPXYAHHU56Z4P2FSYIEAESB/
https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2 Release Notes Third Party Advisory
https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0 Release Notes Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4BR7ZCVKLPGCOEEALUHZMFHXQHR6S4QL/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XMKJ5IMJEPXYAHHU56Z4P2FSYIEAESB/
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
History

21 Nov 2024, 07:30

Type Values Removed Values Added
References () https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2 - Release Notes, Third Party Advisory () https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2 - Release Notes, Third Party Advisory
References () https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0 - Release Notes, Third Party Advisory () https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0 - Release Notes, Third Party Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4BR7ZCVKLPGCOEEALUHZMFHXQHR6S4QL/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4BR7ZCVKLPGCOEEALUHZMFHXQHR6S4QL/ -
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XMKJ5IMJEPXYAHHU56Z4P2FSYIEAESB/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XMKJ5IMJEPXYAHHU56Z4P2FSYIEAESB/ -

01 Mar 2023, 15:11

Type Values Removed Values Added
CPE cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6XMKJ5IMJEPXYAHHU56Z4P2FSYIEAESB/ - Mailing List, Third Party Advisory
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4BR7ZCVKLPGCOEEALUHZMFHXQHR6S4QL/ - Mailing List, Third Party Advisory

21 Dec 2022, 14:30

Type Values Removed Values Added
CPE cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.3
References (MISC) https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2 - (MISC) https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2 - Release Notes, Third Party Advisory
References (MISC) https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0 - (MISC) https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0 - Release Notes, Third Party Advisory
CWE CWE-203

16 Dec 2022, 12:57

Type Values Removed Values Added
New CVE
Information

Published : 2022-12-15 23:15

Updated : 2024-11-21 07:30

NVD link : CVE-2022-46392

Mitre link : CVE-2022-46392

CVE.ORG link : CVE-2022-46392

JSON object : View

Products Affected

arm

  • mbed_tls

fedoraproject

  • fedora
CWE
CWE-203

Observable Discrepancy