AMI AptioV up to _5.43 out-of-bounds write

Summaryinfo

A vulnerability, which was classified as very critical, has been found in AMI AptioV up to _5.43. This affects an unknown part. Performing a manipulation results in out-of-bounds write. This vulnerability is known as CVE-2025-58773. Attacking locally is a requirement. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in AMI AptioV up to _5.43. It has been classified as very critical. This affects an unknown functionality. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

AMI APTIOV contains vulnerabilities in BIOS where users may cause  "Out-of-bounds Write” by local access. Successful exploitation of this vulnerability could lead to buffer overflows, memory corruption, and arbitrary code execution, and also impact Confidentiality, Integrity, and Availability.

The advisory is shared at go.ami.com. This vulnerability is uniquely identified as CVE-2025-58773 since 09/04/2025. The exploitability is told to be easy. An attack has to be approached locally. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/13/2026).

Upgrading to version _5.044 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-211077). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• AMI

Name

• AptioV

Version

• _5.0
• _5.1
• _5.2
• _5.3
• _5.4
• _5.5
• _5.6
• _5.7
• _5.8
• _5.9
• _5.10
• _5.11
• _5.12
• _5.13
• _5.14
• _5.15
• _5.16
• _5.17
• _5.18
• _5.19
• _5.20
• _5.21
• _5.22
• _5.23
• _5.24
• _5.25
• _5.26
• _5.27
• _5.28
• _5.29
• _5.30
• _5.31
• _5.32
• _5.33
• _5.34
• _5.35
• _5.36
• _5.37
• _5.38
• _5.39
• _5.40
• _5.41
• _5.42
• _5.43

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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