Template Injection Affecting org.openidentityplatform.openam:openam-oauth2 package, versions [,15.0.4)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JAVA-ORGOPENIDENTITYPLATFORMOPENAM-7558672
- published25 Jul 2024
- disclosed24 Jul 2024
- creditAfterSnows
Introduced: 24 Jul 2024
CVE-2024-41667 (opens in a new tab)How to fix?
Upgrade org.openidentityplatform.openam:openam-oauth2 to version 15.0.4 or higher.
Overview
Affected versions of this package are vulnerable to Template Injection in the getCustomLoginUrlTemplate() function. An attacker can inject templates containing executable elements into a custom URL on a malicious oauth2 proxy, and convince a user to visit it. To exploit this vulnerability the attacker must be in possession of a valid iPlanetDirectoryPro cookie value, and brute force the max_age parameter in a request.
PoC
<#assign value="freemarker.template.utility.Execute"?new()>${value("calc")}