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CVE-2020-0594

Out-of-bounds read in IPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11...

9.8 Critical

Out-of-bounds read in IPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11.12.77, 11.22.77 and 12.0.64 may allow an unauthenticated user to potentially enable escalation of privilege via network access.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

3.54%Up 2.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 9.8

Out-of-bounds read in IPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11.12.77, 11.22.77 and 12.0.64 may allow an unauthenticated user to potentially enable escalation of privilege via network access.

Record
CVE-2020-0594
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-125
Updated
2026-11-02
CVE List No score

Out-of-bounds read in IPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11.12.77, 11.22.77 and 12.0.64 may allow an unauthenticated user to potentially enable escalation of privilege via network access.

Record
CVE-2020-0594
Updated
2026-11-02
EUVDEUVD-2020-2092 No score

Out-of-bounds read in IPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11.12.77, 11.22.77 and 12.0.64 may allow an unauthenticated user to potentially enable escalation of privilege via network access.

Record
EUVD-2020-2092
Updated
2026-11-03
GitHub AdvisoriesGHSA-9qwx-j2qg-c227 No score

Out-of-bounds read in IPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11...

Out-of-bounds read in IPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11.12.77, 11.22.77 and 12.0.64 may allow an unauthenticated user to potentially enable escalation of privilege via network access.

Record
GHSA-9qwx-j2qg-c227
Weakness
CWE-125
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-0594 is a critical vulnerability (CVSS 9.8) in Intel Active Management Technology Firmware, published June 15, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.54%, the 89th percentile. No source names a fixed version.

References

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