Is CVE-2023-35298 in the CISA KEV catalog?

No. CVE-2023-35298 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-35298?

CVE-2023-35298 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2023-35298?

CVE-2023-35298 has an EPSS score of 1.56% (72th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-35298?

Install KB5028185 for Windows 11 Version 22H2. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2023-35298

HIGHEPSS 72th pctl

7.5

CVSS v3

NVD

Description

HTTP.sys Denial of Service Vulnerability

CWE-400Resource Exhaustion

How to fix

Remediation Available

Windows 11 Version 22H2Windows

Install:KB5028185Microsoft

Windows 11 version 21H2Windows

Install:KB5028182Microsoft

Windows Server 2022Windows

Install:KB5028171Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5028171Microsoft

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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.56%probability of exploitation in 30 days

72ndpercentile

Elevated risk: more likely to be exploited than 72% of all known CVEs.

References

Patch1

msrc.microsoft.com

Related Vulnerabilities

Other CWE-400 (Resource Exhaustion) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-44487	High	7.5	100%	KEV	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2011-3192	High	7.8	99%	-	Fix
CVE-2019-11478	Medium	5.3	95%	-	Fix
CVE-2024-25617	Medium	5.3	89%	-	Fix
CVE-2018-1000115	High	7.5	89%	-	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.