How severe is CVE-2023-28073?

CVE-2023-28073 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-28073 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-28073?

CVE-2023-28073 primarily affects Dell Precision 3570 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-28073?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-28073 published?

CVE-2023-28073 was published on 2023-06-23 and last updated on 2026-06-17.

CVE-2023-28073

CVE-2023-28073 is a high-severity vulnerability in Dell Precision 3570 Firmware with a CVSS 3.x base score of 8.2. 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: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Dell Precision 3570 Firmware
Published: 2023-06-23
Last modified: 2026-06-17

Description

Dell BIOS contains an improper authentication vulnerability. A locally authenticated malicious user may potentially exploit this vulnerability by bypassing certain authentication mechanisms in order to elevate privileges on the system.

Frequently asked questions

What is CVE-2023-28073?: Dell BIOS contains an improper authentication vulnerability. A locally authenticated malicious user may potentially exploit this vulnerability by bypassing certain authentication mechanisms in order to elevate privileges on the system.
How severe is CVE-2023-28073?: CVE-2023-28073 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-28073 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-28073?: CVE-2023-28073 primarily affects Dell Precision 3570 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-28073?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-28073 published?: CVE-2023-28073 was published on 2023-06-23 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000213032/dsa-2023-160-dell-client

Affected products (2)

cpe:2.3:o:dell:precision_3570_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:latitude_5530_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Dell Precision 3570 Firmware

CVE-2024-52541 — High (CVSS 8.2): Dell Client Platform BIOS contains a Weak Authentication vulnerability. A high privileged attacker with local access…
CVE-2025-29988 — Medium (CVSS 6.9): Dell Client Platform BIOS contains a Stack-based Buffer Overflow Vulnerability. A high privileged attacker with local…
CVE-2023-48674 — Medium (CVSS 6.8): Dell Platform BIOS contains an Improper Null Termination vulnerability. A high privilege user with network access to…
CVE-2023-43078 — Medium (CVSS 6.7): Dell Dock Firmware and Dell Client Platform contain an Improper Link Resolution vulnerability during installation…
CVE-2023-28063 — Medium (CVSS 6.7): Dell BIOS contains a Signed to Unsigned Conversion Error vulnerability. A local authenticated malicious user with admin…
CVE-2022-32482 — Medium (CVSS 5.6): Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user with admin…

All CVEs affecting Dell Precision 3570 Firmware →

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 →