Is CVE-2002-2438 in the CISA KEV catalog?

No. CVE-2002-2438 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2002-2438?

CVE-2002-2438 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2002-2438?

CVE-2002-2438 has an EPSS score of 3.74% (89th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2002-2438?

Upgrade linux kernel to 2.4.20 or later.

CVE & CISA-KEV Catalog

CVE-2002-2438

HIGHEPSS 89th pctl

7.5

CVSS v3

NVD

Description

TCP firewalls could be circumvented by sending a SYN Packets with other flags (like e.g. RST flag) set, which was not correctly discarded by the Linux TCP stack after firewalling.

CWE-287Improper Authentication

How to fix

Remediation Available

linux kernelNVD

Affected:< 2.4.20Fixed in:2.4.20CVE-2002-2438derived 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 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

3.74%probability of exploitation in 30 days

89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

Patch5

Exploit1

openwall.com

Third-Party Advisory7

Other references3

Related Vulnerabilities

Other CWE-287 (Improper Authentication) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-35082	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-35078	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2017-7921	Critical	9.8	100%	KEV	-
CVE-2024-7593	Critical	9.8	100%	KEV	-
CVE-2023-46805	High	8.2	100%	KEV + Ransom	-
CVE-2022-40684	Critical	9.8	100%	KEV + Ransom	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 2024-11-20.