Auth bypass in Classapps Selectsurvey.net

CVE-2021-41608

A file disclosure vulnerability in the UploadedImageDisplay.aspx endpoint of SelectSurvey.NET before 5.052.000 allows a remote, unauthenticated attacker to retrieve survey user submitted data by modifying the value of the ID parameter in sequential order beginning from 1.

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.020 (78.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Product, x_refsource_MISC, Vendor Advisory)
  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Mitigation)

Frequently asked questions

What is CVE-2021-41608?
CVE-2021-41608 is a high-severity vulnerability in Classapps Selectsurvey.net, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.5/10. Published 2022-01-28.
How severe is CVE-2021-41608?
High severity. CVSS v3 base score is 7.5 out of 10.