What is CVE-2021-3688?

CVE-2021-3688 is a medium-severity vulnerability in Red Hat Jboss Core Services Httpd, classified under Information Disclosure. CVSS score: 4.8/10. Published 2022-08-26.

How severe is CVE-2021-3688?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Path Traversal in Red Hat Jboss Core Services Httpd

CVE-2021-3688

A flaw was found in Red Hat JBoss Core Services HTTP Server in all versions, where it does not properly normalize the path component of a request URL contains dot-dot-semicolon(s). This flaw could allow an attacker to access unauthorized information or possibly conduct further attacks. The highest threat from this vulnerability is to data confidentiality and integrity.

Vulnerability class: Information Disclosure

EPSS: 0.005 (38.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Redhat Jboss_core_services_httpd — versions 2.4.37
N/a Red Hat Jbcs Http Server — versions Fixed in jbcs-httpd-2.4.37.SP10 GA

Weakness classification (CWE)

References

secalert@redhat.com (x_refsource_MISC, Issue Tracking, Vendor Advisory)
secalert@redhat.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-3688?: CVE-2021-3688 is a medium-severity vulnerability in Red Hat Jboss Core Services Httpd, classified under Information Disclosure. CVSS score: 4.8/10. Published 2022-08-26.
How severe is CVE-2021-3688?: Medium severity. CVSS v3 base score is 4.8 out of 10.