SWRA677 June 2020 CC1350 , CC2640R2F , CC2640R2F-Q1 , CC2642R , CC2642R-Q1 , CC2650 , CC2652P , CC2652R , CC2652R7 , CC2652RB , CC2652RSIP , CC3200 , CC3220MOD , CC3220MODA , CC3220R , CC3220S , CC3220SF , CC3235MODAS , CC3235MODASF , CC3235MODS , CC3235MODSF , CC3235S , CC3235SF , MSP432E401Y , MSP432E411Y
Publication date: June 5, 2020
Summary
The signature verification implementation uses a non-constant time memcmp function, which enables the MAC check to be potentially vulnerable to a timing attack.
CVSS base score: 7.5
CVSS vector: https://www.first.org/cvss/calculator/3.0
Affected products and versions
Potentially impacted features
Suggested mitigations
The following service pack releases address the potential vulnerability:
Affected SDK | SDK version with mitigation |
---|---|
SimpleLink CC13x2-26x2-SDK | 3.30.00.03 and newer |
SimpleLink MSP432E4 SDK | 3.30.00.22 and newer |
SimpleLink CC32xx SDK | 3.30.00.04 and newer |
SimpleLink CC13x0 SDK | 4.10.00.10 and newer |
SimpleLink CC2640R2 SDK | 4.10.00.10 and newer |
Acknowledgment
Revision history
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