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CVE-2023-43668

CRITICAL

CVE-2023-43668 is a critical-severity (CVSS 9.8) CWE-639 vulnerability in apache inlong. O3 Security detects and blocks CVE-2023-43668 exploitation at runtime via eBPF exploit-chain detection and L7 egress monitoring, even on unpatched systems.

Authorization Bypass Through User-Controlled Key vulnerability in Apache InLong.This issue affects Apache InLong: from 1.4.0 through 1.8.0,  some sensitive params checks will be bypassed,…

Published
Oct 16, 2023
Updated
Jun 17, 2026
Affected
1 product
Patched
See advisory
Exploits
None indexed

Description

Authorization Bypass Through User-Controlled Key vulnerability in Apache InLong.This issue affects Apache InLong: from 1.4.0 through 1.8.0, 

some sensitive params checks will be bypassed, like "autoDeserizalize","allowLoadLocalInfile"....

.  

Users are advised to upgrade to Apache InLong's 1.9.0 or cherry-pick [1] to solve it.

[1]  https://github.com/apache/inlong/pull/8604

Affected Products

1 product · 1 configurations
Application
inlongapache
≥ 1.4.0 && ≤ 1.8.0
range

Detection & mitigation playbook

Vendor / appliance
  1. Detect

    Inventory every apache inlong deployment and check each version against the affected-products list above. Because the exploit targets the running system rather than your application code, also watch for exploitation at the network and runtime layer — O3 flags the exploit behaviour from runtime telemetry and egress traffic even before a vulnerable build is confirmed.

  2. Remediation status

    No patch has shipped for CVE-2023-43668 yet — track the apache inlong advisory for a fixed release and apply the workarounds below in the meantime.

  3. Mitigate without a patch

    Cut exposure now: restrict the management/admin interface to trusted networks, segment the device, and apply the vendor's recommended configuration mitigations and any WAF/IPS signature. O3's runtime protection blocks the exploit chain at execution, holding the line on unpatched or end-of-life systems until you can patch.

  4. How O3 protects you

    O3 detects and blocks CVE-2023-43668 exploitation at runtime: eBPF exploit-chain detection, plus L7 egress monitoring that catches the post-exploitation callback and severs the attacker's outbound channel.

Tailored to CVE-2023-43668. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

Authorization Bypass Through User-Controlled Key vulnerability in Apache InLong.This issue affects Apache InLong: from 1.4.0 through 1.8.0,  some sensitive params checks will be bypassed, like "autoDeserizalize","allowLoadLocalInfile".... .   Users are advised to upgrade to Apache InLong's 1.9.0 or cherry-pick [1] to solve it. [1]  https://github.com/apache/inlong/pull/8604
O3 Security · Runtime Protection

Is CVE-2023-43668 being exploited in your environment?

O3's eBPF runtime sensors and L7 egress monitoring detect and block the CVE-2023-43668 exploit chain at execution — protecting unpatched and end-of-life systems until the vendor patch is applied.