What is CVE-2018-20595?

CVE-2018-20595 is a high-severity vulnerability in Hsweb, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2018-12-30.

How severe is CVE-2018-20595?

High severity. CVSS v3 base score is 8.8 out of 10.

CSRF in Hsweb

CVE-2018-20595

A CSRF issue was discovered in web/authorization/oauth2/controller/OAuth2ClientController.java in hsweb 3.0.4 because the state parameter in the request is not compared with the state parameter in the session after user authentication is successful.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.006 (46.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Hsweb — versions 3.0.4
N/a — versions n/a

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2018-20595?: CVE-2018-20595 is a high-severity vulnerability in Hsweb, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2018-12-30.
How severe is CVE-2018-20595?: High severity. CVSS v3 base score is 8.8 out of 10.