Is CVE-2022-21933 in the CISA KEV catalog?

No. CVE-2022-21933 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-21933?

CVE-2022-21933 has a CVSS v3 base score of 6.7 (MEDIUM).

What is the EPSS score for CVE-2022-21933?

CVE-2022-21933 has an EPSS score of 0.28% (20th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-21933?

Upgrade pa90 firmware to 1401 or later. Fixes are available for 13 affected products.

CVE & CISA-KEV Catalog

CVE-2022-21933

MEDIUM

6.7

CVSS v3

NVD

Description

ASUS VivoMini/Mini PC device has an improper input validation vulnerability. A local attacker with system privilege can use system management interrupt (SMI) to modify memory, resulting in arbitrary code execution for controlling the system or disrupting service.

CWE-20Improper Input Validation CWE-787Out-of-bounds Write

How to fix

Remediation Available

pa90 firmwareNVD

Affected:< 1401Fixed in:1401CVE-2022-21933derived from NVD

pb50 firmwareNVD

Affected:< 902Fixed in:902CVE-2022-21933derived from NVD

pb60 firmwareNVD

Affected:< 1502Fixed in:1502CVE-2022-21933derived from NVD

pb60g firmwareNVD

Affected:< 1302Fixed in:1302CVE-2022-21933derived from NVD

pb60s firmwareNVD

Affected:< 1302Fixed in:1302CVE-2022-21933derived from NVD

pb60v firmwareNVD

Affected:< 1302Fixed in:1302CVE-2022-21933derived from NVD

pb61v firmwareNVD

Affected:< 601Fixed in:601CVE-2022-21933derived from NVD

pn30 firmwareNVD

Affected:< 320Fixed in:320CVE-2022-21933derived from NVD

pn40 firmwareNVD

Affected:< 2201Fixed in:2201CVE-2022-21933derived from NVD

pn60 firmwareNVD

Affected:< 808Fixed in:808CVE-2022-21933derived from NVD

ts10 firmwareNVD

Affected:< 609Fixed in:609CVE-2022-21933derived from NVD

un65u firmwareNVD

Affected:< 618Fixed in:618CVE-2022-21933derived from NVD

vc65-c1 firmwareNVD

Affected:< 1302Fixed in:1302CVE-2022-21933derived 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

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.28%probability of exploitation in 30 days

20thpercentile

Low risk: more likely to be exploited than 20% of all known CVEs.

References

Third-Party Advisory1

twcert.org.tw

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2021-45105	Medium	5.9	100%	-	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-21985	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2018-7600	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-3452	High	7.5	100%	KEV	Fix

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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.