Vulnerability Monitor

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CVE-2022-23960

Certain Arm Cortex and Neoverse processors through 2022-03-08 do not properly restrict cache speculation, aka Spectre-BHB. An attacker can leverage the shared branch history in the Branch History Buffer (BHB) to influence mispredicted branches. Then, cache allocation can allow the attacker to obtain sensitive information.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.6, requiring local system access to exploit but requires specific conditions to be met without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), for affected systems. Impacting 42 products from xen, from arm, from arm and 39 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2022-03-13T00:15:07.990

Last Modified

2024-11-21T06:49:32.247

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.6 (MEDIUM)

CVSSv2 Vector

AV:L/AC:M/Au:N/C:P/I:N/A:N

  • Access Vector: LOCAL
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

3.4

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System xen xen - Yes
Hardware arm cortex-a57 - No
Hardware arm cortex-a65 - No
Hardware arm cortex-a65ae - No
Hardware arm cortex-a710 - No
Hardware arm cortex-a72 - No
Hardware arm cortex-a73 - No
Hardware arm cortex-a75 - No
Hardware arm cortex-a76 - No
Hardware arm cortex-a76ae - No
Hardware arm cortex-a77 - No
Hardware arm cortex-a78 - No
Hardware arm cortex-a78ae - No
Hardware arm cortex-r7 - No
Hardware arm cortex-r8 - No
Hardware arm cortex-x1 - No
Hardware arm cortex-x2 - No
Hardware arm neoverse-e1 - No
Hardware arm neoverse-v1 - No
Hardware arm neoverse_n1 - No
Hardware arm neoverse_n2 - No
Operating System arm cortex-r7_firmware - Yes
Hardware arm cortex-r7 - No
Operating System arm cortex-r8_firmware - Yes
Hardware arm cortex-r8 - No
Operating System arm cortex-a57_firmware - Yes
Hardware arm cortex-a57 - No
Operating System arm cortex-a65_firmware - Yes
Hardware arm cortex-a65 - No
Operating System arm cortex-a65ae_firmware - Yes
Hardware arm cortex-a65ae - No
Operating System arm cortex-a710_firmware - Yes
Hardware arm cortex-a710 - No
Operating System arm cortex-a72_firmware - Yes
Hardware arm cortex-a72 - No
Operating System arm cortex-a73_firmware - Yes
Hardware arm cortex-a73 - No
Operating System arm cortex-a75_firmware - Yes
Hardware arm cortex-a75 - No
Operating System arm cortex-a76_firmware - Yes
Hardware arm cortex-a76 - No
Operating System arm cortex-a76ae_firmware - Yes
Hardware arm cortex-a76ae - No
Operating System arm cortex-a77_firmware - Yes
Hardware arm cortex-a77 - No
Operating System arm cortex-a78_firmware - Yes
Hardware arm cortex-a78 - No
Operating System arm cortex-a78ae_firmware - Yes
Hardware arm cortex-a78ae - No
Operating System arm cortex-x1_firmware - Yes
Hardware arm cortex-x1 - No
Operating System arm cortex-x2_firmware - Yes
Hardware arm cortex-x2 - No
Operating System arm neoverse-e1_firmware - Yes
Hardware arm neoverse-e1 - No
Operating System arm neoverse-v1_firmware - Yes
Hardware arm neoverse-v1 - No
Operating System arm neoverse_n1_firmware - Yes
Hardware arm neoverse_n1 - No
Operating System arm neoverse_n2_firmware - Yes
Hardware arm neoverse_n2 - No
Operating System debian debian_linux 9.0 Yes
Operating System debian debian_linux 10.0 Yes
References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For xen's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.