A vulnerability classified as critical has been found in Shanghai Brad Technology BladeX 3.4.0. Affected is an unknown function of the file /api/blade-user/export-user of the component API. The manipulation with the input updatexml(1,concat(0x3f,md5(123456),0x3f),1)=1 leads to sql injection. Using CWE to declare the problem leads to CWE-89. The weakness was released 03/28/2024. The advisory is available at spoofer.cn. This vulnerability is traded as CVE-2024-3039. It is possible to launch the attack remotely. Technical details are available. Furthermore, there is an exploit available. The exploit has been disclosed to the public and may be used. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment. This vulnerability is assigned to T1505 by the MITRE ATT&CK project. It is declared as proof-of-concept. The exploit is shared for download at spoofer.cn. As 0-day the estimated underground price was around $0-$5k. The vendor was contacted early about this disclosure but did not respond in any way. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

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