01 Record
CVE-2025-54309
CrushFTP 10 before 10.8.5 and 11 before 11.3.4_23, when the DMZ proxy feature is not used, mishandles AS2 validation and consequently allows remote attackers to obtain admin access via HTTPS, as
CriticalKEVPUBLISHEDCNA: mitre
CNA base score9.0 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
02 Description
CrushFTP 10 before 10.8.5 and 11 before 11.3.4_23, when the DMZ proxy feature is not used, mishandles AS2 validation and consequently allows remote attackers to obtain admin access via HTTPS, as
03 Exploitation and scoring
- Exploitation
- Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2025-07-22. Federal remediation due 2025-08-12.
- SSVC decision
- ExploitationactiveCISA reports credible evidence of active exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 93.47% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 99.8% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2025-07-18 00:00Z1 YR AGO
- Last updated
- 2025-10-21 22:45Z1 YR AGO
- Reserved
- 2025-07-18
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.0)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-420Unprotected Alternate ChannelBase
- Data version
- 5.1
- Document digest
- db602a5cfc40b091132a976e5387104cfd04c42bf8096656e7378404931deee8
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.crushftp.comhttps://www.crushftp.com/crush11wiki/Wiki.jsp?page=CompromiseJuly2025
- www.rapid7.comhttps://www.rapid7.com/blog/post/crushftp-zero-day-exploited-in-the-wild/
- www.bleepingcomputer.comhttps://www.bleepingcomputer.com/news/security/crushftp-zero-day-exploited-in-attacks-to-gain-admin-access-on-servers/
- www.vicarius.iohttps://www.vicarius.io/vsociety/posts/cve-2025-54309-detect-crushftp-vulnerability
- www.vicarius.iohttps://www.vicarius.io/vsociety/posts/cve-2025-54309-mitigate-crushftp-vulnerability
- www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-54309