How severe is CVE-2017-3753?

CVE-2017-3753 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-3753 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-3753?

CVE-2017-3753 primarily affects Lenovo Ideacentre 300-20ish Firmware. In total, 111 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-3753?

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

When was CVE-2017-3753 published?

CVE-2017-3753 was published on 2017-08-10 and last updated on 2026-06-17.

CVE-2017-3753

CVE-2017-3753 is a medium-severity vulnerability in Lenovo Ideacentre 300-20ish Firmware with a CVSS 3.x base score of 6.8. 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-94.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 7.2
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Lenovo Ideacentre 300-20ish Firmware
Published: 2017-08-10
Last modified: 2026-06-17

Description

A vulnerability has been identified in some Lenovo products that use UEFI (BIOS) code developed by American Megatrends, Inc. (AMI). With this vulnerability, conditions exist where an attacker with administrative privileges or physical access to a system may be able to run specially crafted code that can allow them to bypass system protections such as Device Guard and Hyper-V.

Frequently asked questions

What is CVE-2017-3753?: A vulnerability has been identified in some Lenovo products that use UEFI (BIOS) code developed by American Megatrends, Inc. (AMI). With this vulnerability, conditions exist where an attacker with administrative privileges or physical access to a system may be able to run specially crafted code that can allow them to bypass system protections such as Device Guard and Hyper-V.
How severe is CVE-2017-3753?: CVE-2017-3753 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-3753 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-3753?: CVE-2017-3753 primarily affects Lenovo Ideacentre 300-20ish Firmware. In total, 111 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-3753?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-3753 published?: CVE-2017-3753 was published on 2017-08-10 and last updated on 2026-06-17.

References

https://support.lenovo.com/us/en/product_security/LEN-14695

Affected products (111)

cpe:2.3:o:lenovo:ideacentre_300-20ish_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:ideacentre_300s-11ish_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:ideacentre_510s-08ish_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:ideacentre_700_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:63_firmware:fckt78a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:h50-30g_firmware:fckt78a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:m4500_firmware:fckt78a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:m4500_id_firmware:fckt78a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:m4550_id_firmware:fckt78a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:s500_firmware:m0kkt24a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:v320-15iap_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_e73_firmware:fckt78a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_e73s_firmware:fckt78a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_e74_firmware:m05kt54a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_e74s_firmware:m05kt54a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_e75_t\/s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_e79_firmware:m0lkt12a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_e93_firmware:fbktc5a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m4500k_firmware:fckt78a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m4500q_firmware:fhkt66a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m4500t\/s_firmware:fckt78a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m4600t\/s_firmware:m05kt54a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m600_firmware:m00kt44a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m610_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m6500t\/s_firmware:fbktc5a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m6600_firmware:fwkt39a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m6600q_firmware:fwkt39a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m6600t\/s_firmware:fwkt39a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m700_firmware:m05kt54a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m710t\/s_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m715q_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m72e_firmware:f1kt71a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m73_firmware:fckt78a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m73p_firmware:fbktc5a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m79_firmware:m0lkt12a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m800_firmware:fwkt39a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m83_firmware:fbktcga:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m8500t\/s_firmware:fbktc5a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m8600t\/s_firmware:fwkt39a:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:thinkcentre_m900_firmware:fwkt39a:*:*:*:*:*:*:*

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