Vulnerability Details CVE-2022-23227
NUUO NVRmini2 through 3.11 allows an unauthenticated attacker to upload an encrypted TAR archive, which can be abused to add arbitrary users because of the lack of handle_import_user.php authentication. When combined with another flaw (CVE-2011-5325), it is possible to overwrite arbitrary files under the web root and achieve code execution as root.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.56
EPSS Ranking 98.0%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 10.0
Proposed Action
NUUO NVRmini2 devices contain a missing authentication vulnerability that allows an unauthenticated attacker to upload an encrypted TAR archive, which can be abused to add arbitrary users.
Ransomware Campaign
Unknown
References
- https://github.com/pedrib/PoC/blob/master/advisories/NUUO/nuuo_nvrmini_round2.mkd
- https://github.com/rapid7/metasploit-framework/pull/16044
- https://news.ycombinator.com/item?id=29936569
- https://portswigger.net/daily-swig/researcher-discloses-alleged-zero-day-vulnerabilities-in-nuuo-nvrmini2-recording-device
- https://github.com/pedrib/PoC/blob/master/advisories/NUUO/nuuo_nvrmini_round2.mkd
- https://github.com/rapid7/metasploit-framework/pull/16044
- https://news.ycombinator.com/item?id=29936569
- https://portswigger.net/daily-swig/researcher-discloses-alleged-zero-day-vulnerabilities-in-nuuo-nvrmini2-recording-device
Products affected by CVE-2022-23227
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cpe:2.3:h:nuuo:nvrmini2:-
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.1.1
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.10.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.11.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.12.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.13.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.14.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.15.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.16.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.17.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.18.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.19.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.2.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.5.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.8.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:1.9.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.1.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.10.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.11.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.12.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.13.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.14.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.15.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.16.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.16.1
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.17.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.17.1
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.18.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.19.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.2.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.20.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.3.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.4.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.4.2
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.5.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.6.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.7.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.7.2
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.8.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.9.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:2.9.5
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.0.1
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.1.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.10.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.11.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.2.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.2.1
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.3.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.4.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.5.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.6.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.6.5
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.7.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.8.0
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cpe:2.3:o:nuuo:nvrmini2_firmware:3.9.1