CVE-2017-7252

Publication date 3 November 2023

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

Description

bcrypt password hashing in Botan before 2.1.0 does not correctly handle passwords with a length between 57 and 72 characters, which makes it easier for attackers to determine the cleartext password.

Read the notes from the security team

Status

Package Ubuntu Release Status
botan1.10 17.10 artful
Not affected
17.04 zesty Ignored end of life
16.10 yakkety Ignored end of life
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected
12.04 LTS precise Ignored end of life

Notes

sbeattie

introduced in 1.11.0

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

Other references