Vulnerability in 1password Command Line Interface

CVE-2020-10256

An issue was discovered in beta versions of the 1Password command-line tool prior to 0.5.5 and in beta versions of the 1Password SCIM bridge prior to 0.7.3. An insecure random number generator was used to generate various keys. An attacker with access to the user's encrypted data may be able to perform brute-force calculations of encryption keys and thus succeed at decryption.

EPSS: 0.009 (55.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

References

Frequently asked questions

What is CVE-2020-10256?
CVE-2020-10256 is a critical-severity vulnerability in 1password Command Line Interface. CVSS score: 9.8/10. Published 2020-10-27.
How severe is CVE-2020-10256?
Critical severity. CVSS v3 base score is 9.8 out of 10.