Auth bypass in SAP Business One

CVE-2021-33704

The Service Layer of SAP Business One, version - 10.0, allows an authenticated attacker to invoke certain functions that would otherwise be restricted to specific users. For an attacker to discover the vulnerable function, no in-depth system knowledge is required. Once exploited via Network stack, the attacker may be able to read, modify or delete restricted data. The impact is that missing authorization can result of abuse of functionality usually restricted to specific users.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (47.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.3% 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-2021-33704: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-33704?
CVE-2021-33704 is a high-severity vulnerability in SAP Business One, classified under Missing Authorization. CVSS score: 8.8/10. Published 2021-09-15.
How severe is CVE-2021-33704?
High severity. CVSS v3 base score is 8.8 out of 10.