CVE-2019-18222

The ECDSA signature implementation in ecdsa.c in Arm Mbed Crypto 2.1 and Mbed TLS through 2.19.1 does not reduce the blinded scalar before computing the…

published January 23, 2020

CVSS
—
EPSS
0%
Percentile
26.2
In the wild
Unconfirmed
What it is

The ECDSA signature implementation in ecdsa.c in Arm Mbed Crypto 2.1 and Mbed TLS through 2.19.1 does not reduce the blinded scalar before computing the inverse, which allows a local attacker to recover the private key via side-channel attacks.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00340 · 26.2th percentile
Published
2020-01-23T00:00Z
EPSS history
Timeline
  • 23 JAN 00:00Z
    The ECDSA signature implementation in ecdsa.c in Arm Mbed Crypto 2.1 and Mbed TLS through 2.19.1 does not reduce the blinded scalar before computing the…
    cvelistv5