How severe is CVE-2020-24506?

CVE-2020-24506 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-24506 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24506?

CVE-2020-24506 primarily affects Intel Converged Security And Manageability Engine. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-24506?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-24506 published?

CVE-2020-24506 was published on 2021-06-09 and last updated on 2026-06-17.

CVE-2020-24506

CVE-2020-24506 is a medium-severity vulnerability in Intel Converged Security And Manageability Engine with a CVSS 3.x base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
CVSS v2: 2.1
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Intel Converged Security And Manageability Engine
Published: 2021-06-09
Last modified: 2026-06-17

Description

Out of bound read in a subsystem in the Intel(R) CSME versions before 12.0.81, 13.0.47, 13.30.17, 14.1.53 and 14.5.32 may allow a privileged user to potentially enable information disclosure via local access.

Frequently asked questions

What is CVE-2020-24506?: Out of bound read in a subsystem in the Intel(R) CSME versions before 12.0.81, 13.0.47, 13.30.17, 14.1.53 and 14.5.32 may allow a privileged user to potentially enable information disclosure via local access.
How severe is CVE-2020-24506?: CVE-2020-24506 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-24506 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24506?: CVE-2020-24506 primarily affects Intel Converged Security And Manageability Engine. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-24506?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-24506 published?: CVE-2020-24506 was published on 2021-06-09 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_field_pg_m6_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_ipc627e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_ipc647e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_ipc677e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_ipc847e_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Intel Converged Security And Manageability Engine

CVE-2020-12303 — High (CVSS 7.8): Use after free in DAL subsystem for Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70, 13.0.40,…
CVE-2020-12297 — High (CVSS 7.8): Improper access control in Installer for Intel(R) CSME Driver for Windows versions before 11.8.80, 11.12.80, 11.22.80,…
CVE-2020-24516 — Medium (CVSS 6.8): Modification of assumed-immutable data in subsystem in Intel(R) CSME versions before 13.0.47, 13.30.17, 14.1.53,…
CVE-2020-8745 — Medium (CVSS 6.8): Insufficient control flow management in subsystem for Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80,…
CVE-2020-8705 — Medium (CVSS 6.8): Insecure default initialization of resource in Intel(R) Boot Guard in Intel(R) CSME versions before 11.8.80, 11.12.80,…
CVE-2020-8703 — Medium (CVSS 6.7): Improper buffer restrictions in a subsystem in the Intel(R) CSME versions before 11.8.86, 11.12.86, 11.22.86, 12.0.81,…

All CVEs affecting Intel Converged Security And Manageability Engine →

Other CWE-125 (Out-of-bounds Read) vulnerabilities

CVE-2026-24826 — Critical (CVSS 10.0): Out-of-bounds Write, Divide By Zero, NULL Pointer Dereference, Use of Uninitialized Resource, Out-of-bounds Read,…
CVE-2024-22004 — Critical (CVSS 10.0): Due to length check, an attacker with privilege access on a Linux Nonsecure operating system can trigger a…
CVE-2021-41556 — Critical (CVSS 10.0): sqclass.cpp in Squirrel through 2.2.5 and 3.x through 3.1 allows an out-of-bounds read (in the core interpreter) that…
CVE-2021-21777 — Critical (CVSS 10.0): An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer…
CVE-2017-14451 — Critical (CVSS 10.0): An exploitable out-of-bounds read vulnerability exists in libevm (Ethereum Virtual Machine) of CPP-Ethereum. A…
CVE-2013-0767 — Critical (CVSS 10.0): The nsSVGPathElement::GetPathLengthScale function in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and…

Browse all CWE-125 (Out-of-bounds Read) vulnerabilities →