How severe is CVE-2023-32453?

CVE-2023-32453 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability low.

Is CVE-2023-32453 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-32453?

CVE-2023-32453 primarily affects Dell Alienware M15 R7 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-2023-32453?

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

When was CVE-2023-32453 published?

CVE-2023-32453 was published on 2023-08-16 and last updated on 2026-06-17.

CVE-2023-32453

CVE-2023-32453 is a medium-severity vulnerability in Dell Alienware M15 R7 Firmware with a CVSS 3.x base score of 4.6. 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-287.

Key facts

Severity: Medium (CVSS 3.x base score 4.6)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Dell Alienware M15 R7 Firmware
Published: 2023-08-16
Last modified: 2026-06-17

Description

Dell BIOS contains an improper authentication vulnerability. A malicious user with physical access to the system may potentially exploit this vulnerability in order to modify a security-critical UEFI variable without knowledge of the BIOS administrator.

Frequently asked questions

What is CVE-2023-32453?: Dell BIOS contains an improper authentication vulnerability. A malicious user with physical access to the system may potentially exploit this vulnerability in order to modify a security-critical UEFI variable without knowledge of the BIOS administrator.
How severe is CVE-2023-32453?: CVE-2023-32453 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability low.
Is CVE-2023-32453 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-32453?: CVE-2023-32453 primarily affects Dell Alienware M15 R7 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-2023-32453?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-32453 published?: CVE-2023-32453 was published on 2023-08-16 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000215217/dsa-2023-190-dell-client-bios

Affected products (111)

cpe:2.3:o:dell:alienware_m15_r7_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_m16_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:alienware_m18_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3900_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3901_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3910_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:chengming_3911_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:g15_5520_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:g16_7620_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:g3_3500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:g5_15_5500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:g7_15_7500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:g7_17_7700_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:precision_5680_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_14_5410_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_14_5418_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_15_3511_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_15_5510_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_15_5518_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_24_5420_all-in-one_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_24_5421_all-in-one_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_27_7720_all-in-one_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_3020_small_desktop_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_3020_desktop_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_3493_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_3511_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_3593_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_3793_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_3891_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_3910_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_5410_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_5493_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_5593_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_7300_2-in-1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_7490_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_7500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_7500_2-in-1_black_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_7501_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_7510_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:inspiron_7610_firmware:*:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →