Vulnerability · Published Sep 26, 2023 · Assigned by GitHub_M
CVE-2023-42820Random seed leakage in Jumpserver
High 7.0
In plain English
A high-severity information exposure in jumpserver from jumpserver. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 6.3% (higher than 94% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| jumpserver | jumpserver | >= 2.24, < 2.28.19>= 3.0.0, < 3.6.5 |
Weakness: CWE-200 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:L