CVE-2023-37895 — Java object deserialization issue in Jackrabbit webapp/standalone on all platfor

Java object deserialization issue in Jackrabbit webapp/standalone on all platforms allows attacker to remotely execute code via RMIVersions up to (including) 2.20.10 (stable branch) and 2.21.17 (unstable branch) use the component "commons-beanutils", which contains a cl

01What is this vulnerability?

Java object deserialization issue in Jackrabbit webapp/standalone on all platforms allows attacker to remotely execute code via RMIVersions up to (including) 2.20.10 (stable branch) and 2.21.17 (unstable branch) use the component "commons-beanutils", which contains a class that can be used for remote code execution over RMI.

02Affected products

Vendor	Product	Versions
Apache Software Foundation	Apache Jackrabbit Webapp (jackrabbit	webapp) — 2.21.0, 1.0.0
Apache Software Foundation	Apache Jackrabbit Standalone (jackrabbit	standalone and jackrabbit-standalone-components) — 2.21.0, 1.0.0

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-07-25T14:02:10.036Z
• Last modified: 2025-02-13T17:01:36.333Z

09References

• lists.apache.org — https://lists.apache.org/[email protected]
• lists.apache.org — https://lists.apache.org/thread/j03b3qdhborc2jrhdc4d765d3jkh8bfw
• seclists.org — http://seclists.org/fulldisclosure/2023/Jul/43
• www.openwall.com — http://www.openwall.com/lists/oss-security/2023/07/25/8