{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata — refreshed continuously.","feed_url":"https://feed.craftedsignal.io/products/phpvms/","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cves":[],"_cs_exploited":false,"_cs_products":["phpVMS"],"_cs_severities":["critical"],"_cs_tags":["authorization-bypass","data-loss","phpvms"],"_cs_type":"advisory","_cs_vendors":["phpvms"],"content_html":"\u003cp\u003eA critical vulnerability has been identified in phpVMS 7.x, specifically affecting versions up to 7.0.5. This vulnerability stems from a deprecated legacy import feature that, despite its intended obsolescence, remained partially accessible without authentication. A remote, unauthenticated attacker could exploit this flaw to interact with internal processes responsible for data manipulation within the application. The vulnerability was addressed in phpVMS version 7.0.6, which removes public access to the vulnerable feature, highlighting the importance of prompt patching to mitigate the risk of unauthorized data modification or deletion.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAn unauthenticated attacker sends a crafted HTTP request to the \u003ccode\u003e/importer\u003c/code\u003e endpoint.\u003c/li\u003e\n\u003cli\u003eThe application fails to properly validate the request, granting access to the legacy import feature.\u003c/li\u003e\n\u003cli\u003eThe attacker leverages the exposed import functionality to initiate a data manipulation process.\u003c/li\u003e\n\u003cli\u003eThe application executes the attacker-initiated process without proper authorization checks.\u003c/li\u003e\n\u003cli\u003eThe import process modifies or deletes data within the application\u0026rsquo;s database.\u003c/li\u003e\n\u003cli\u003eThe attacker repeats the process to maximize data corruption or deletion.\u003c/li\u003e\n\u003cli\u003eThe application becomes unstable or unusable due to the corrupted database.\u003c/li\u003e\n\u003cli\u003eService disruption occurs, impacting all users of the phpVMS system.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eThe exploitation of this vulnerability in phpVMS can lead to significant data loss and service disruption. An attacker can remotely trigger the modification or deletion of critical application data without any authentication. This can result in a complete loss of data integrity, rendering the application unusable. The specific number of potential victims is dependent on the number of phpVMS instances running vulnerable versions (\u0026lt;= 7.0.5). Successful exploitation can lead to extended downtime and significant recovery efforts.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eImmediately upgrade to phpVMS version 7.0.6 or later to remediate \u003cstrong\u003eCVE-2026-42569\u003c/strong\u003e.\u003c/li\u003e\n\u003cli\u003eIf immediate upgrade is not feasible, follow the instructions provided in the release notes for version 7.0.6 to disable the vulnerable \u003ccode\u003e/importer\u003c/code\u003e routes.\u003c/li\u003e\n\u003cli\u003eDeploy the provided Sigma rule to monitor for suspicious requests to the \u003ccode\u003e/importer\u003c/code\u003e endpoint, indicative of attempted exploitation.\u003c/li\u003e\n\u003cli\u003eEnable web server access logging and review logs for unauthorized access attempts to the \u003ccode\u003e/importer\u003c/code\u003e endpoint.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2024-01-02T12:00:00Z","date_published":"2024-01-02T12:00:00Z","id":"/briefs/2024-01-phpvms-auth-bypass/","summary":"A critical vulnerability exists in phpVMS 7.x versions up to 7.0.5, allowing unauthenticated access to a legacy import feature, enabling a remote attacker to trigger internal processes that can modify or delete application data, potentially leading to data loss and service disruption.","title":"phpVMS Unauthenticated Access to Legacy Import Feature","url":"https://feed.craftedsignal.io/briefs/2024-01-phpvms-auth-bypass/"}],"language":"en","title":"CraftedSignal Threat Feed — PhpVMS","version":"https://jsonfeed.org/version/1.1"}