CVE & CISA-KEV Catalog

CVE-2022-31223

LOW
2.3
CVSS v3
NVD

Description

Dell BIOS versions contain an Improper Neutralization of Null Byte vulnerability. A local authenticated administrator user could potentially exploit this vulnerability by sending unexpected null bytes in order to read memory on the system.

CWE-158

How to fix

Remediation Available
chengming 3900 firmwareNVD
Affected:< 1.1.66Fixed in:1.1.66CVE-2022-31223derived from NVD
inspiron 14 plus 7420 firmwareNVD
Affected:< 1.2.0Fixed in:1.2.0CVE-2022-31223derived from NVD
inspiron 16 plus 7620 firmwareNVD
Affected:< 1.2.0Fixed in:1.2.0CVE-2022-31223derived from NVD
inspiron 3910 firmwareNVD
Affected:< 1.1.66Fixed in:1.1.66CVE-2022-31223derived from NVD
inspiron 5320 firmwareNVD
Affected:< 1.1.0Fixed in:1.1.0CVE-2022-31223derived from NVD
inspiron 5420 firmwareNVD
Affected:< 1.4.1Fixed in:1.4.1CVE-2022-31223derived from NVD
inspiron 5620 firmwareNVD
Affected:< 1.4.1Fixed in:1.4.1CVE-2022-31223derived from NVD
inspiron 7420 firmwareNVD
Affected:< 1.3.0Fixed in:1.3.0CVE-2022-31223derived from NVD
inspiron 7620 firmwareNVD
Affected:< 1.3.0Fixed in:1.3.0CVE-2022-31223derived from NVD
optiplex 3000 firmwareNVD
Affected:< 1.1.66Fixed in:1.1.66CVE-2022-31223derived from NVD
optiplex 3000 thin client firmwareNVD
Affected:< 1.0.7Fixed in:1.0.7CVE-2022-31223derived from NVD
optiplex 5000 firmwareNVD
Affected:< 1.3.62Fixed in:1.3.62CVE-2022-31223derived from NVD
optiplex 5400 firmwareNVD
Affected:< 1.0.13Fixed in:1.0.13CVE-2022-31223derived from NVD
optiplex 7000 firmwareNVD
Affected:< 1.3.62Fixed in:1.3.62CVE-2022-31223derived from NVD
optiplex 7000 oem firmwareNVD
Affected:< 1.3.62Fixed in:1.3.62CVE-2022-31223derived from NVD
optiplex 7400 firmwareNVD
Affected:< 1.0.13Fixed in:1.0.13CVE-2022-31223derived from NVD
precision 3460 small form factor firmwareNVD
Affected:< 1.3.62Fixed in:1.3.62CVE-2022-31223derived from NVD
precision 3660 tower firmwareNVD
Affected:< 1.3.71Fixed in:1.3.71CVE-2022-31223derived from NVD
precision 5770 firmwareNVD
Affected:< 1.6.0Fixed in:1.6.0CVE-2022-31223derived from NVD
vostro 3710 firmwareNVD
Affected:< 1.1.66Fixed in:1.1.66CVE-2022-31223derived from NVD
vostro 3910 firmwareNVD
Affected:< 1.1.66Fixed in:1.1.66CVE-2022-31223derived from NVD
vostro 5320 firmwareNVD
Affected:< 1.1.0Fixed in:1.1.0CVE-2022-31223derived from NVD
vostro 5620 firmwareNVD
Affected:< 1.4.1Fixed in:1.4.1CVE-2022-31223derived from NVD
vostro 7620 firmwareNVD
Affected:< 1.2.0Fixed in:1.2.0CVE-2022-31223derived from NVD
xps 17 9720 firmwareNVD
Affected:< 1.6.0Fixed in:1.6.0CVE-2022-31223derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityLow
IntegrityNone
AvailabilityNone

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

0.18%probability of exploitation in 30 days
8thpercentile

Low risk: more likely to be exploited than 8% of all known CVEs.

References

Patch1
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.