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INCIDENT 864Exploited vulnerabilityHIGH CONFIDENCESourced

CVE-2015-3306 added to CISA KEV: ProFTPD Improper Access Control Vulnerability

ProFTPD contains an improper access control vulnerability that could allow remote attackers to read and write to arbitrary files via the site cpfr and site cpto commands. Product: ProFTPD ProFTPD. Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible…

Last evidence update
08 OCT 2026 · 12:00 UTC
Source count
3
Status
high confidence
United StatesUnited KingdomJapanChinaSpainManufacturingHealthcareFinanceGovernmentEducationUtilitiesDefenseCVE-2015-3306CVE-2014-6278CVE-2015-5477CVE-2016-3081CVE-2019-11510CVE-2021-22205CVE-2021-3199CVE-2023-22894
Preceded by

Weak signals the observatory recorded before this incident became visible.

Observation history

How this record has evolved as evidence accumulated.

09 OCT · 05:00 UTC
Initial report
09 OCT · 05:00 UTC
Second independent source
09 OCT · 05:00 UTC
Confidence upgraded
09 OCT · 05:00 UTC
Status changed
09 OCT · 05:00 UTC
Second independent source
09 OCT · 05:00 UTC
Related CVE identified (CVE-2023-22894)
Evidence
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