Auth bypass in Priority Web

CVE-2022-23173

this vulnerability affect user that even not allowed to access via the web interface. First of all, the attacker needs to access the "Login menu - demo site" then he can see in this menu all the functionality of the application. If the attacker will try to click on one of the links, he will get an answer that he is not authorized because he needs to log in with credentials. after he performed log in to the system there are some functionalities that the specific user is not allowed to perform because he was configured with low privileges however all the attacker need to do in order to achieve his goals is to change the value of the prog step parameter from 0 to 1 or more and then the attacker could access to some of the functionality the web application that he couldn't perform it before the parameter changed.

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.005 (41.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-23173?
CVE-2022-23173 is a medium-severity vulnerability in Priority Web, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.5/10. Published 2022-07-06.
How severe is CVE-2022-23173?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2022-23173 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.