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  • Clipeus

OwnCloud Vulnerabilities Exploited In The Wild

Greynoise reports that CVE-2023-49103, a graphapi vulnerability affecting the ownCloud open-source storage solution, is actively being exploited in the wild. According to intelligence provided by Greynoise, these events commenced on November 25, 2023, just a few days after ownCloud disclosed the vulnerability, along with two other critical ones (for full context, refer to the post Clipeus Intelligence published last week).


OwnCloud recommends the following actions:

  • Deletion of the file owncloud/apps/graphapi/vendor/microsoft/microsoft-graph/tests/GetPhpInfo.php

  • Disabling the phpinfo function in docker-containers

  • Changing secrets such as: ownCloud admin password, mail server credentials, database credentials, object-Store/S3 access-key.


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