IBM Power Systems up to FW950.H2/FW1060.80/FW1110.30/FW1120.00 ASMI Web Interface input validation

Summaryinfo

A vulnerability labeled as very critical has been found in IBM Power Systems up to FW950.H2/FW1060.80/FW1110.30/FW1120.00. The impacted element is an unknown function of the component ASMI Web Interface. The manipulation results in input validation. This vulnerability is reported as CVE-2026-16687. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as very critical, was found in IBM Power Systems up to FW950.H2/FW1060.80/FW1110.30/FW1120.00. Affected is an unknown part of the component ASMI Web Interface. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 is affected by a vulnerability in the ASMI web interface. An unauthenticated attacker with network access can send the FSP a malformed request, allowing arbitrary code execution, giving the attacker full control over the managed system, resulting in a confidentiality, integrity, and availability impact.

The advisory is shared for download at ibm.com. This vulnerability is traded as CVE-2026-16687 since 07/23/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 08/19/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• IBM

Name

• Power Systems

Version

• FW950.H2
• FW1060.0
• FW1060.1
• FW1060.2
• FW1060.3
• FW1060.4
• FW1060.5
• FW1060.6
• FW1060.7
• FW1060.8
• FW1060.9
• FW1060.10
• FW1060.11
• FW1060.12
• FW1060.13
• FW1060.14
• FW1060.15
• FW1060.16
• FW1060.17
• FW1060.18
• FW1060.19
• FW1060.20
• FW1060.21
• FW1060.22
• FW1060.23
• FW1060.24
• FW1060.25
• FW1060.26
• FW1060.27
• FW1060.28
• FW1060.29
• FW1060.30
• FW1060.31
• FW1060.32
• FW1060.33
• FW1060.34
• FW1060.35
• FW1060.36
• FW1060.37
• FW1060.38
• FW1060.39
• FW1060.40
• FW1060.41
• FW1060.42
• FW1060.43
• FW1060.44
• FW1060.45
• FW1060.46
• FW1060.47
• FW1060.48
• FW1060.49
• FW1060.50
• FW1060.51
• FW1060.52
• FW1060.53
• FW1060.54
• FW1060.55
• FW1060.56
• FW1060.57
• FW1060.58
• FW1060.59
• FW1060.60
• FW1060.61
• FW1060.62
• FW1060.63
• FW1060.64
• FW1060.65
• FW1060.66
• FW1060.67
• FW1060.68
• FW1060.69
• FW1060.70
• FW1060.71
• FW1060.72
• FW1060.73
• FW1060.74
• FW1060.75
• FW1060.76
• FW1060.77
• FW1060.78
• FW1060.79
• FW1060.80
• FW1110.0
• FW1110.1
• FW1110.2
• FW1110.3
• FW1110.4
• FW1110.5
• FW1110.6
• FW1110.7
• FW1110.8
• FW1110.9
• FW1110.10
• FW1110.11
• FW1110.12
• FW1110.13
• FW1110.14
• FW1110.15
• FW1110.16
• FW1110.17
• FW1110.18
• FW1110.19
• FW1110.20
• FW1110.21
• FW1110.22
• FW1110.23
• FW1110.24
• FW1110.25
• FW1110.26
• FW1110.27
• FW1110.28
• FW1110.29
• FW1110.30
• FW1120

License

• commercial

Website

• Vendor: https://www.ibm.com/

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