CVE-2023-42820 Information

Description

JumpServer is an open source bastion host. This vulnerability is due to exposing the random number seed to the API potentially allowing the randomly generated verification codes to be replayed which could lead to password resets. If MFA is enabled users are not affect. Users not using local authentication are also not affected. Users are advised to upgrade to either version 2.28.19 or to 3.6.5. There are no known workarounds or this issue.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

Reference

https://github.com/jumpserver/jumpserver/commit/42337f0d00b2a8d45ef063eb5b7deeef81597da5 https://github.com/jumpserver/jumpserver/security/advisories/GHSA-7prv-g565-82qp

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

HIGH

Base Score

NONE

Base Severity

8.2