CVE Database›Document archive›CVE-2021-28164

CVE-2021-28164

jetty: Ambiguous paths can access WEB-INF

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Severity

Moderate

Red Hat Product Security

5.3

CVSS 3.1

Review impact separately from score.

Published · April 1, 2021

Updated · October 12, 2026

Description

In Jetty the default compliance mode allows requests with URIs that contain %2e or %2e%2e segments to access protected resources within the WEB-INF directory. An attacker can use this vulnerability to reveal sensitive information regarding the implementation of a web application.

Statement

Red Hat OpenStack Platform's OpenDaylight will not be updated for this flaw because it was deprecated as of OpenStack Platform 14 and is only receiving security fixes for Important and Critical flaws.

Red Hat CodeReady Studio 12 is not affected by this vulnerability because it does not ship a vulnerable version of jetty.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor