CVEvulnerability

CVE-2020-12788

7.5 HIGH Published 2020-09-14 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-09-14
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
CWE-203

Description

CMAC verification functionality in Microchip Atmel ATSAMA5 products is vulnerable to vulnerable to timing and power analysis attacks.

Affected configurations

• microchip atsama5d21c-cu firmware • microchip atsama5d21c-cur firmware • microchip atsama5d22c-cn firmware • microchip atsama5d22c-cnr firmware • microchip atsama5d22c-cu firmware • microchip atsama5d22c-cur firmware • microchip atsama5d23c-cn firmware • microchip atsama5d23c-cnr firmware • microchip atsama5d23c-cu firmware • microchip atsama5d23c-cur firmware • microchip atsama5d24c-cu firmware • microchip atsama5d24c-cuf firmware • microchip atsama5d24c-cur firmware • microchip atsama5d26c-cn firmware • microchip atsama5d26c-cnr firmware • microchip atsama5d26c-cu firmware • microchip atsama5d26c-cur firmware • microchip atsama5d27c-cn firmware • microchip atsama5d27c-cnr firmware • microchip atsama5d27c-cu firmware • microchip atsama5d27c-cur firmware • microchip atsama5d28c-cn firmware • microchip atsama5d28c-cnr firmware • microchip atsama5d28c-cu firmware • microchip atsama5d28c-cur firmware • microchip atsama5d27c-cnvao firmware • microchip atsama5d27c-cnrvao firmware • microchip atsama5d225c-d1m-cur firmware • microchip atsama5d27c-d5m-cu firmware • microchip atsama5d27c-d5m-cur firmware • microchip atsama5d27c-d1g-cu firmware • microchip atsama5d27c-d1g-cur firmware • microchip atsama5d28c-d1g-cu firmware • microchip atsama5d28c-d1g-cur firmware • microchip atsama5d27c-ld1g-cu firmware • microchip atsama5d27c-ld1g-cur firmware • microchip atsama5d27c-ld2g-cu firmware • microchip atsama5d27c-ld2g-cur firmware • microchip atsama5d28c-ld1g-cu firmware • microchip atsama5d28c-ld1g-cur firmware • microchip atsama5d28c-ld2g-cu firmware • microchip atsama5d28c-ld2g-cur firmware • microchip atsama5d27-wlsom1 firmware • microchip atsama5d27-som1 firmware • microchip atsama5d31a-cu firmware • microchip atsama5d31a-cur firmware • microchip atsama5d31a-cfu firmware • microchip atsama5d31a-cfur firmware • microchip atsama5d33a-cu firmware • microchip atsama5d33a-cur firmware • microchip atsama5d34a-cu firmware • microchip atsama5d34a-cur firmware • microchip atsama5d35a-cu firmware • microchip atsama5d35a-cur firmware • microchip atsama5d35a-cn firmware • microchip atsama5d35a-cnr firmware • microchip atsama5d36a-cu firmware • microchip atsama5d36a-cur firmware • microchip atsama5d36a-cn firmware • microchip atsama5d36a-cnr firmware … and 16 more

Related

Weakness · CWE (1)

  • CWE-203 Observable Discrepancy weakness

Referenced by CWE · observed example (1)

  • CWE-1255 Comparison Logic is Vulnerable to Power Side-Channel Attacks weakness

References