CVE-2020-5348 — Dell Latitude 7202 Rugged Tablet BIOS versions prior to A28 contain a UAF vulnerability in EFI_BOOT_SERVICES in system management mode

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HIGH

Dell Latitude 7202 Rugged Tablet BIOS versions prior to A28 contain a UAF vulnerability in EFI_BOOT_SERVICES in system management mode

Published Apr 3, 2020

7.8

HIGH

CVSS 3.1

EPSS 0.38%

Description

Dell Latitude 7202 Rugged Tablet BIOS versions prior to A28 contain a UAF vulnerability in EFI_BOOT_SERVICES in system management mode. A local unauthenticated attacker may exploit this vulnerability by overwriting the EFI_BOOT_SERVICES structure to execute arbitrary code in system management mode.

Affected products

Vendor Dell Product Cpg Bios Default
n/a
- Version
  unspecified
  Status
  affected
  Constraints
  <A28

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Dell

Cpg Bios

n/a

Version	Status	Constraints
unspecified	affected	<A28

Remediation

No remediation recorded yet.

Metrics

0.38% 0.00379

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.

EPSS probability 0.00379

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (11 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 3, 2026	0.38% (0.00379)	29.51th	v5 (v2026.06.15)
Sep 20, 2026	0.38% (0.00379)	31.74th	v5 (v2026.06.15)
Jul 20, 2024	0.04% (0.00042)	5.06th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00042)	5.63th	v3 (v2023.03.01)
Mar 6, 2023	1.04% (0.01036)	43.31th	v2 (v2022.01.01)
Apr 1, 2022	1.04% (0.01036)	39.16th	v2 (v2022.01.01)
Feb 4, 2022	2.76% (0.02763)	63.78th	v2 (v2022.01.01)
Feb 3, 2022	1.72% (0.01723)	34.94th	v1
Jan 6, 2022	1.72% (0.01723)	34.25th	v1
Jan 5, 2022	0.39% (0.00389)	8.24th	v5 (v2026.06.15)
Apr 14, 2021	0.39% (0.00389)	0.00th	v1

Weaknesses (1)

CWE-416

Use After Free

References (1)

https://www.dell.com/support/article/SLN320792
x_refsource_MISCVendor Advisory

Link	Providers	Tags
https://www.dell.com/support/article/SLN320792		x_refsource_MISCVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner dell

Published Apr 3, 2020

Updated Sep 17, 2024

Reserved Jan 3, 2020

Link CVE-2020-5348

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2020-5348

Red Hat

Severity n/a

Public date n/a

Links CVE-2020-5348