CVE-2016-20013

State: Published
Severity: Not scored
Published: Feb 19, 2022
Updated: Aug 6, 2024
Reserved: Feb 19, 2022

Description

sha256crypt and sha512crypt through 0.6 allow attackers to cause a denial of service (CPU consumption) because the algorithm's runtime is proportional to the square of the length of the password.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://twitter.com/solardiz/status/795601240151457793
https://pthree.org/2018/05/23/do-not-use-sha256crypt-sha512crypt-theyre-dangerous/
https://akkadia.org/drepper/SHA-crypt.txt

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