Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2020-12789


The Secure Monitor in Microchip Atmel ATSAMA5 products use a hardcoded key to encrypt and authenticate secure applets.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), for affected systems. Impacting 152 products from microchip, from microchip, from microchip and 149 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2020, 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

2020-09-14T14:15:10.900

Last Modified

2024-11-21T05:00:18.177

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

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

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

8.6

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-798

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System microchip atsama5d21c-cu_firmware - Yes
Hardware microchip atsama5d21c-cu - No
Operating System microchip atsama5d21c-cur_firmware - Yes
Hardware microchip atsama5d21c-cur - No
Operating System microchip atsama5d22c-cn_firmware - Yes
Hardware microchip atsama5d22c-cn - No
Operating System microchip atsama5d22c-cnr_firmware - Yes
Hardware microchip atsama5d22c-cnr - No
Operating System microchip atsama5d22c-cu_firmware - Yes
Hardware microchip atsama5d22c-cu - No
Operating System microchip atsama5d22c-cur_firmware - Yes
Hardware microchip atsama5d22c-cur - No
Operating System microchip atsama5d23c-cn_firmware - Yes
Hardware microchip atsama5d23c-cn - No
Operating System microchip atsama5d23c-cnr_firmware - Yes
Hardware microchip atsama5d23c-cnr - No
Operating System microchip atsama5d23c-cu_firmware - Yes
Hardware microchip atsama5d23c-cu - No
Operating System microchip atsama5d23c-cur_firmware - Yes
Hardware microchip atsama5d23c-cur - No
Operating System microchip atsama5d24c-cu_firmware - Yes
Hardware microchip atsama5d24c-cu - No
Operating System microchip atsama5d24c-cuf_firmware - Yes
Hardware microchip atsama5d24c-cuf - No
Operating System microchip atsama5d24c-cur_firmware - Yes
Hardware microchip atsama5d24c-cur - No
Operating System microchip atsama5d26c-cn_firmware - Yes
Hardware microchip atsama5d26c-cn - No
Operating System microchip atsama5d26c-cnr_firmware - Yes
Hardware microchip atsama5d26c-cnr - No
Operating System microchip atsama5d26c-cu_firmware - Yes
Hardware microchip atsama5d26c-cu - No
Operating System microchip atsama5d26c-cur_firmware - Yes
Hardware microchip atsama5d26c-cur - No
Operating System microchip atsama5d27c-cn_firmware - Yes
Hardware microchip atsama5d27c-cn - No
Operating System microchip atsama5d27c-cnr_firmware - Yes
Hardware microchip atsama5d27c-cnr - No
Operating System microchip atsama5d27c-cu_firmware - Yes
Hardware microchip atsama5d27c-cu - No
Operating System microchip atsama5d27c-cur_firmware - Yes
Hardware microchip atsama5d27c-cur - No
Operating System microchip atsama5d28c-cn_firmware - Yes
Hardware microchip atsama5d28c-cn - No
Operating System microchip atsama5d28c-cnr_firmware - Yes
Hardware microchip atsama5d28c-cnr - No
Operating System microchip atsama5d28c-cu_firmware - Yes
Hardware microchip atsama5d28c-cu - No
Operating System microchip atsama5d28c-cur_firmware - Yes
Hardware microchip atsama5d28c-cur - No
Operating System microchip atsama5d27c-cnvao_firmware - Yes
Hardware microchip atsama5d27c-cnvao - No
Operating System microchip atsama5d27c-cnrvao_firmware - Yes
Hardware microchip atsama5d27c-cnrvao - No
Operating System microchip atsama5d225c-d1m-cur_firmware - Yes
Hardware microchip atsama5d225c-d1m-cur - No
Operating System microchip atsama5d27c-d5m-cu_firmware - Yes
Hardware microchip atsama5d27c-d5m-cu - No
Operating System microchip atsama5d27c-d5m-cur_firmware - Yes
Hardware microchip atsama5d27c-d5m-cur - No
Operating System microchip atsama5d27c-d1g-cu_firmware - Yes
Hardware microchip atsama5d27c-d1g-cu - No
Operating System microchip atsama5d27c-d1g-cur_firmware - Yes
Hardware microchip atsama5d27c-d1g-cur - No
Operating System microchip atsama5d28c-d1g-cu_firmware - Yes
Hardware microchip atsama5d28c-d1g-cu - No
Operating System microchip atsama5d28c-d1g-cur_firmware - Yes
Hardware microchip atsama5d28c-d1g-cur - No
Operating System microchip atsama5d27c-ld1g-cu_firmware - Yes
Hardware microchip atsama5d27c-ld1g-cu - No
Operating System microchip atsama5d27c-ld1g-cur_firmware - Yes
Hardware microchip atsama5d27c-ld1g-cur - No
Operating System microchip atsama5d27c-ld2g-cu_firmware - Yes
Hardware microchip atsama5d27c-ld2g-cu - No
Operating System microchip atsama5d27c-ld2g-cur_firmware - Yes
Hardware microchip atsama5d27c-ld2g-cur - No
Operating System microchip atsama5d28c-ld1g-cu_firmware - Yes
Hardware microchip atsama5d28c-ld1g-cu - No
Operating System microchip atsama5d28c-ld1g-cur_firmware - Yes
Hardware microchip atsama5d28c-ld1g-cur - No
Operating System microchip atsama5d28c-ld2g-cu_firmware - Yes
Hardware microchip atsama5d28c-ld2g-cu - No
Operating System microchip atsama5d28c-ld2g-cur_firmware - Yes
Hardware microchip atsama5d28c-ld2g-cur - No
Operating System microchip atsama5d27-wlsom1_firmware - Yes
Hardware microchip atsama5d27-wlsom1 - No
Operating System microchip atsama5d27-som1_firmware - Yes
Hardware microchip atsama5d27-som1 - No
Operating System microchip atsama5d31a-cu_firmware - Yes
Hardware microchip atsama5d31a-cu - No
Operating System microchip atsama5d31a-cur_firmware - Yes
Hardware microchip atsama5d31a-cur - No
Operating System microchip atsama5d31a-cfu_firmware - Yes
Hardware microchip atsama5d31a-cfu - No
Operating System microchip atsama5d31a-cfur_firmware - Yes
Hardware microchip atsama5d31a-cfur - No
Operating System microchip atsama5d33a-cu_firmware - Yes
Hardware microchip atsama5d33a-cu - No
Operating System microchip atsama5d33a-cur_firmware - Yes
Hardware microchip atsama5d33a-cur - No
Operating System microchip atsama5d34a-cu_firmware - Yes
Hardware microchip atsama5d34a-cu - No
Operating System microchip atsama5d34a-cur_firmware - Yes
Hardware microchip atsama5d34a-cur - No
Operating System microchip atsama5d35a-cu_firmware - Yes
Hardware microchip atsama5d35a-cu - No
Operating System microchip atsama5d35a-cur_firmware - Yes
Hardware microchip atsama5d35a-cur - No
Operating System microchip atsama5d35a-cn_firmware - Yes
Hardware microchip atsama5d35a-cn - No
Operating System microchip atsama5d35a-cnr_firmware - Yes
Hardware microchip atsama5d35a-cnr - No
Operating System microchip atsama5d36a-cu_firmware - Yes
Hardware microchip atsama5d36a-cu - No
Operating System microchip atsama5d36a-cur_firmware - Yes
Hardware microchip atsama5d36a-cur - No
Operating System microchip atsama5d36a-cn_firmware - Yes
Hardware microchip atsama5d36a-cn - No
Operating System microchip atsama5d36a-cnr_firmware - Yes
Hardware microchip atsama5d36a-cnr - No
Operating System microchip atsama5d41a-cu_firmware - Yes
Hardware microchip atsama5d41a-cu - No
Operating System microchip atsama5d41a-cur_firmware - Yes
Hardware microchip atsama5d41a-cur - No
Operating System microchip atsama5d41b-cu_firmware - Yes
Hardware microchip atsama5d41b-cu - No
Operating System microchip atsama5d41b-cur_firmware - Yes
Hardware microchip atsama5d41b-cur - No
Operating System microchip atsama5d42a-cu_firmware - Yes
Hardware microchip atsama5d42a-cu - No
Operating System microchip atsama5d42a-cur_firmware - Yes
Hardware microchip atsama5d42a-cur - No
Operating System microchip atsama5d42b-cu_firmware - Yes
Hardware microchip atsama5d42b-cu - No
Operating System microchip atsama5d42b-cur_firmware - Yes
Hardware microchip atsama5d42b-cur - No
Operating System microchip atsama5d43a-cu_firmware - Yes
Hardware microchip atsama5d43a-cu - No
Operating System microchip atsama5d43a-cur_firmware - Yes
Hardware microchip atsama5d43a-cur - No
Operating System microchip atsama5d43b-cu_firmware - Yes
Hardware microchip atsama5d43b-cu - No
Operating System microchip atsama5d43b-cur_firmware - Yes
Hardware microchip atsama5d43b-cur - No
Operating System microchip atsama5d44a-cu_firmware - Yes
Hardware microchip atsama5d44a-cu - No
Operating System microchip atsama5d44a-cur_firmware - Yes
Hardware microchip atsama5d44a-cur - No
Operating System microchip atsama5d44b-cu_firmware - Yes
Hardware microchip atsama5d44b-cu - No
Operating System microchip atsama5d44b-cur_firmware - Yes
Hardware microchip atsama5d44b-cur - No

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 microchip'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.