DeDeCMS up to 5.7.112 Backend file_class.php unrestricted upload

A vulnerability classified as critical has been found in DeDeCMS up to 5.7.112. Affected is an unknown function of the file file_class.php of the component Backend. The manipulation leads to unrestricted upload. Using CWE to declare the problem leads to CWE-434. The weakness was presented 01/05/2024. The advisory is shared for download at hmxwjm7x03.feishu.cn. This vulnerability is traded as CVE-2023-7212. 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 current price for an exploit might be approx. USD $0-$5k at the moment. The MITRE ATT&CK project declares the attack technique as T1608.002. It is declared as proof-of-concept. The exploit is shared for download at hmxwjm7x03.feishu.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 even before and not after the disclosure of the vulnerability.

Timeline

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User

148

Field

vulnerability_cvss3_meta_tempscore2
vulnerability_cvss3_meta_basescore2
vulnerability_cvss3_cna_basescore1
vulnerability_cvss3_nvd_basescore1
vulnerability_cvss2_nvd_basescore1

Commit Conf

90%37
70%25
50%10

Approve Conf

90%37
70%25
80%10
IDCommitedUserFieldChangeRemarksAcceptedStatusC
1543330101/24/2024VulD...cvss3_cna_basescore4.7see CVSS documentation01/24/2024accepted
90
1543330001/24/2024VulD...cvss3_nvd_basescore9.8nist.gov01/24/2024accepted
90
1543329901/24/2024VulD...cvss2_nvd_basescore5.8nist.gov01/24/2024accepted
90
1543329801/24/2024VulD...cvss3_meta_tempscore6.3see CVSS documentation01/24/2024accepted
90
1543329701/24/2024VulD...cvss3_meta_basescore6.4see CVSS documentation01/24/2024accepted
90
1543329601/24/2024VulD...cve_cnaVulDBnvd.nist.gov01/24/2024accepted
70
1543329501/24/2024VulD...cvss3_cna_aLnvd.nist.gov01/24/2024accepted
70
1543329401/24/2024VulD...cvss3_cna_iLnvd.nist.gov01/24/2024accepted
70
1543329301/24/2024VulD...cvss3_cna_cLnvd.nist.gov01/24/2024accepted
70
1543329201/24/2024VulD...cvss3_cna_sUnvd.nist.gov01/24/2024accepted
70
1543329101/24/2024VulD...cvss3_cna_uiNnvd.nist.gov01/24/2024accepted
70
1543329001/24/2024VulD...cvss3_cna_prHnvd.nist.gov01/24/2024accepted
70
1543328901/24/2024VulD...cvss3_cna_acLnvd.nist.gov01/24/2024accepted
70
1543328801/24/2024VulD...cvss3_cna_avNnvd.nist.gov01/24/2024accepted
70
1543328701/24/2024VulD...cvss2_nvd_aiPnvd.nist.gov01/24/2024accepted
70
1543328601/24/2024VulD...cvss2_nvd_iiPnvd.nist.gov01/24/2024accepted
70
1543328501/24/2024VulD...cvss2_nvd_ciPnvd.nist.gov01/24/2024accepted
70
1543328401/24/2024VulD...cvss2_nvd_auMnvd.nist.gov01/24/2024accepted
70
1543328301/24/2024VulD...cvss2_nvd_acLnvd.nist.gov01/24/2024accepted
70
1543328201/24/2024VulD...cvss2_nvd_avNnvd.nist.gov01/24/2024accepted
70

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