CVE-2025-58771

UEFI OOB Write and Buffer Overflow Vulnerabilities

CVSS score

7.1

EPSS probability

—

Risk score

0.7

Published

4 h ago

Overview Public Exploits (0)Newsroom Vulnerability Timeline

Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

Impact on My Inventory

Only the personal products you have added to your account are assessed; an organisation's inventory does not appear here.

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Vulnerability description

CVE AI research

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DayBreach AI Explanation

Verified against sources

CVE-2025-58771 – AMI AptioV BIOS Integer Overflow

Sources read

Source agreement

Tam uyum

Evidence confidence

%61

Short explanation

In AMI AptioV BIOS, a locally‑triggered integer overflow can cause a buffer overflow, memory corruption and lead to arbitrary code execution (CVE-2025-58771).

Why does it matter?

The exploit threatens confidentiality, integrity and availability of the affected system.

What should be done?

Review AMI security advisory
Monitor for BIOS updates and apply when released
Restrict local access
Implement network segmentation and firewalls
Enable monitoring for anomalies
Follow vendor advisory guidance

Note on uncertainty

The sources give limited detail on some technical conditions. Review the chain of evidence below before deciding how to act.

Chain of evidence and sources3 verified claims

CVE-2025-58771, AMI AptioV BIOS’unda tamsayı taşması ve tampon taşması açığı içerir; başarılı istismar rastgele kod yürütmesine yol açabilir.

S0 · daybreach-canonical S1 · cvelist

Açığın yama durumu resmi kaynaklarda doğrulanamadı; yama mevcut olduğu anlamına gelmez.

S0 · daybreach-canonical

CVE-2025-58771, CISA KEV listesinde yer almıyor ve aktif istismar rapor edilmemiştir.

S0 · daybreach-canonical

Show the technical text from the sources

AMI APTIOV contains vulnerabilities in BIOS where users may cause “Integer Overflow or Wraparound” 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.

CVSS vector: CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L

CWE: CWE-190

Explanation produced with the local gemini-flash-lite-latest model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2025-58771 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

ID	VENDOR	PRODUCT	ACTION
1	AMI	AptioV	View

Total affected vendors: 1|Products: 1

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCORE	VERSION	SEVERITY	VECTOR	SOURCE
7.1	CVSS V40	HIGH	CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X	NVD
7.1	CVSS V4_0	HIGH	CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L	CVE CNA

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.

Restrict access to internet-facing services and apply network segmentation.

Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.

Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-58771 is associated with the following CWEs:

CWE-190: Integer Overflow or Wraparound

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-58771 weaknesses.

CAPEC-66: SQL Injection CAPEC-126: Path Traversal CAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureYerel erişim

PermissionsHigh

UserGerekmiyor

Official Sources and Advisories

https://go.ami.com/hubfs/Security%20Advisories/2026/AMI-SA-2026002.pdfvendor-advisory

CVSS Vector Radar Chart

7.1 / 10

Vulnerability Scoring Details

CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredHigh privileges

User InteractionNone required

Confidentiality (Gizlilik)High

Integrity (Bütünlük)None

Availability (Erişilebilirlik)High

Yama durumu bilinmiyor