Auth bypass in Scidsg Hushline

CVE-2024-38523

Hush Line is a free and open-source, anonymous-tip-line-as-a-service for organizations or individuals. The TOTP authentication flow has multiple issues that weakens its one-time nature. Specifically, the lack of 2FA for changing security settings allows attacker with CSRF or XSS primitives to change such settings without user interaction and credentials are required. This vulnerability has been patched in version 0.10.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (41.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-38523: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-38523?
CVE-2024-38523 is a high-severity vulnerability in Scidsg Hushline, classified under Improper Authentication. CVSS score: 7.5/10. Published 2024-06-27.
How severe is CVE-2024-38523?
High severity. CVSS v3 base score is 7.5 out of 10.