CVE-2022-24990

• CVE-2022-24990

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** Description - POC for CVE-2022-24990: TerraMaster TOS unauthenticated remote command execution via PHP Object Instantiation. - create by antx at 2022-04-12.

** Detail - The vulnerability allows a remote attacker to execute arbitrary commands on the target system. - The vulnerability exists due to improper input validation in the webNasIPS component in the api.php script. A remote unauthenticated attacker can pass specially crafted data to the application and execute arbitrary commands on the target system. - Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

** CVE Severity - attackComplexity: LOW - attackVector: NETWORK - availabilityImpact: HIGH - confidentialityImpact: HIGH - integrityImpact: HIGH - privilegesRequired: NONE - scope: UNCHANGED - userInteraction: NONE - version: 3.1 - baseScore: 10.0 - baseSeverity: CRITICAL

** Affect - TerraMaster TOS - < 4.2.30 - All of 4.1.x

** POC - [[./CVE-2022-24990.py][Poc]]

** Patch - [[https://www.terra-master.com/jp/tos/][vendor patch]] - [[https://www.cnvd.org.cn/patchInfo/show/324076][CNPD-2022-324076]] - [[http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=186051][CNPD-202203-2299]]

** Reference - Ref-Source - [[https://github.com/lishang520/CVE-2022-24990][CVE-2022-24990信息泄露+RCE 一条龙]] - [[https://www.cybersecurity-help.cz/vdb/SB2022031606][Command Injection in TerraMaster TOS]] - CVE - [[http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24990][CVE-2022-24990]] - CNVD - [[https://www.cnvd.org.cn/flaw/show/CNVD-2022-17750][CNVD-2022-17750]] - CNNVD - [[http://www.cnnvd.org.cn/web/xxk/ldxqById.tag?CNNVD=CNNVD-202203-1539][CNNVD-202203-1539]] - Ref-Poc-Engine - [[https://github.com/antx-code/pocx][pocx]]