CVE-2026-93306

HIGHCVSS 7.1/10EPSS 0.18%

Last modified

CVE-2026-93306 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. IBM Server Firmware FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 is affected by a vulnerability in the ASMI web interface. An unauthenticated attacker on the management network can send a malformed HTTPS request to ASMI, causing the web server to crash with possible memory corruption and generate an error log. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

IBM Server Firmware FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 is affected by a vulnerability in the ASMI web interface. An unauthenticated attacker on the management network can send a malformed HTTPS request to ASMI, causing the web server to crash with possible memory corruption and generate an error log. The ASMI web interface will restart automatically; however, repeated exploitation could result in a sustained loss of access to the ASMI management interface, resulting in an integrity and availability impact.

Metrics

EPSS Probability
0.18%

6.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
IbmPower System E1080 \(9080-Hex\) Firmware>= fw1060.00, < fw1060.82
IbmPower System E1180 \(9080-Heu\) Firmware>= fw1110.00, < fw1110.32
IbmPower System E1180 \(9080-Heu\) Firmware>= fw1120.00, < fw1120.02
IbmPower System S922 \(9009-22g\) Firmware>= fw950.00, < fw950.h4
IbmPower System H922 \(9223-22s\) Firmware>= fw950.00, < fw950.h4
IbmPower System S914 \(9009-41g\) Firmware>= fw950.00, < fw950.h4
IbmPower System S924 \(9009-42g\) Firmware>= fw950.00, < fw950.h4
IbmPower System H924 \(9223-42s\) Firmware>= fw950.00, < fw950.h4
IbmPower System E950 \(9040-Mr9\) Firmware>= fw950.00, < fw950.h4
IbmPower System E980 \(9080-M9s\) Firmware>= fw950.00, < fw950.h4

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-93306?
IBM Server Firmware FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 is affected by a vulnerability in the ASMI web interface. An unauthenticated attacker on the management network can send a malformed HTTPS request to ASMI, causing the web server to crash with possible memory corruption and generate an error log. The ASMI web interface will restart automatically; however, repeated exploitation could result in a sustained loss of access to the ASMI management interface, resulting in an integrity and availability impact.
How severe is CVE-2026-93306?
CVE-2026-93306 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2026-93306?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST