CVE-2024-23944
CVE-2024-23944: 1 tracked advisory record across Apache. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Apache
1 advisory- Advisory severityHigh7.5
High [CVE-2024-23944 +1] Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check
CVE-2026-59739Source published Source updated
This bulletin covers 2 CVEs. The products, versions, score and guidance below describe the bulletin; check its source for applicability to this specific CVE.
Information disclosure via SetWatches reconnect replay in Apache ZooKeeper due to missing ACL check. An attacker can discover ACL-restricted paths by registering exists-watches on non-existent paths, then reconnecting after the paths are created with restricted ACLs. Issue is caused by incomplete fix for CVE-2024-23944 (ZOOKEEPER-4799). The fix added ACL checking to WatchManager.triggerWatch(). However, DataTree.setWatches() — the SetWatches/SetWatches2 reconnect replay handler — still calls watcher.process(event) with null ACL, bypassing the check entirely. It's important to note that only the path is exposed by this vulnerability, not the data of znode, but since znode path can contain sensitive information like user name or login ID, this issue is potentially critical. Users are…
- Related products — impact not confirmed
- Apache ZooKeeper
- Source-reported affected versions
- Apache ZooKeeper 3.9.0 through 3.9.5
- Apache ZooKeeper 3.8.0 through 3.8.6
- Source-reported fixed versions
- 3.9.6
- 3.8.7
- Mitigation guidance
- Users are recommended to upgrade to version 3.9.6, 3.8.7 which fixes the issue.
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