Auth bypass in Simplybook

CVE-2019-11488

Incorrect Access Control in the Account Access / Password Reset Link in SimplyBook.me Enterprise before 2019-04-23 allows Unauthorized Attackers to READ/WRITE Customer or Administrator data via a persistent HTTP GET Request Hash Link Replay, as demonstrated by a login-link from the browser history.

Vulnerability class: Broken Authentication

EPSS: 0.015 (72.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (Technical Description, Exploit, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-11488?
CVE-2019-11488 is a high-severity vulnerability in Simplybook, classified under Improper Authentication. CVSS score: 8.1/10. Published 2019-04-25.
How severe is CVE-2019-11488?
High severity. CVSS v3 base score is 8.1 out of 10.