Vulnerability Details CVE-2019-12739
lib/Controller/ExtractionController.php in the Extract add-on before 1.2.0 for Nextcloud allows Remote Code Execution via shell metacharacters in a RAR filename via ajax/extractRar.php (nameOfFile and directory parameters).
Exploit prediction scoring system (EPSS) score
EPSS Score 0.015
EPSS Ranking 79.9%
CVSS Severity
CVSS v3 Score 9.0
CVSS v2 Score 6.5
References
Products affected by CVE-2019-12739
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cpe:2.3:a:nextcloud:extract:0.0.1
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cpe:2.3:a:nextcloud:extract:0.0.2
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cpe:2.3:a:nextcloud:extract:0.0.3
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cpe:2.3:a:nextcloud:extract:0.0.4
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cpe:2.3:a:nextcloud:extract:1.0.0
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cpe:2.3:a:nextcloud:extract:1.1.0
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cpe:2.3:a:nextcloud:extract:1.1.1