Information Exposure Affecting org.zkoss.zk:zk package, versions [0,9.6.0.2)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Mature
EPSS
92.21% (100th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-JAVA-ORGZKOSSZK-2994362
  • published28 Aug 2022
  • disclosed28 Aug 2022
  • creditMarkus Wulftange

Introduced: 28 Aug 2022

CVE-2022-36537  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade org.zkoss.zk:zk to version 9.6.0.2 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure via a crafted POST request sent to the component AuUploader, allowing the attacker to access documents located in the restricted WEB-INF folder, given that the forged request containsnextURI parameter.

Workaround:

For ZK 8.6.0.1 to 9.6.1: use zk8601-to-zk961-patch.zip.

For ZK 8.0.2 to 8.6.0: use zk802-to-zk8600-patch.zip.

CVSS Scores

version 3.1