What is CVE-2023-36655?

CVE-2023-36655 is a critical-severity vulnerability in Prolion Cryptospike, classified under Improper Authentication. CVSS score: 9.8/10. Published 2023-12-06.

How severe is CVE-2023-36655?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Prolion Cryptospike

CVE-2023-36655

The login REST API in ProLion CryptoSpike 3.0.15P2 (when LDAP or Active Directory is used as the users store) allows a remote blocked user to login and obtain an authentication token by specifying a username with different uppercase/lowercase character combination.

Vulnerability class: Broken Authentication

EPSS: 0.010 (58.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Prolion Cryptospike — versions 3.0.15
N/a — versions n/a

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

cve@mitre.org (Product)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-36655?: CVE-2023-36655 is a critical-severity vulnerability in Prolion Cryptospike, classified under Improper Authentication. CVSS score: 9.8/10. Published 2023-12-06.
How severe is CVE-2023-36655?: Critical severity. CVSS v3 base score is 9.8 out of 10.