Auth bypass in Supermicro A1sa2-2750f
CVE-2019-16649
On Supermicro H11, H12, M11, X9, X10, and X11 products, a combination of encryption and authentication problems in the virtual media service allows capture of BMC credentials and data transferred over virtual media devices. Attackers can use captured credentials to connect virtual USB devices to the server managed by the BMC.
Vulnerability class: Broken Authentication
EPSS: 0.009 (56.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Supermicro A1sa2-2750f
- Supermicro A1sa2-2750f_firmware — versions 3.83
- Supermicro A1sai-2550f
- Supermicro A1sai-2550f_firmware — versions 3.83
- Supermicro A1sai-2750f
- Supermicro A1sai-2750f_firmware — versions 3.83
- Supermicro A1sam-2550f
- Supermicro A1sam-2550f_firmware — versions 3.83
- Supermicro A1sam-2750f
- Supermicro A1sam-2750f_firmware — versions 3.83
Weakness classification (CWE)
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-16649?
- CVE-2019-16649 is a critical-severity vulnerability in Supermicro A1sa2-2750f, classified under Improper Authentication. CVSS score: 10.0/10. Published 2019-09-21.
- How severe is CVE-2019-16649?
- Critical severity. CVSS v3 base score is 10.0 out of 10.