Is CVE-2010-4684 in the CISA KEV catalog?

No. CVE-2010-4684 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2010-4684?

CVE-2010-4684 has a CVSS v2 base score of 7.1 (HIGH).

What is the EPSS score for CVE-2010-4684?

CVE-2010-4684 has an EPSS score of 2.60% (83th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2010-4684?

Upgrade ios to 15.0(1)xa1 or later.

CVE & CISA-KEV Catalog

CVE-2010-4684

HIGHEPSS 83th pctl

7.1

CVSS v2

NVD

Description

Cisco IOS before 15.0(1)XA1, when certain TFTP debugging is enabled, allows remote attackers to cause a denial of service (device crash) via a TFTP copy over IPv6, aka Bug ID CSCtb28877.

CWE-20Improper Input Validation

How to fix

Remediation Available

iosNVD

Affected:< 15.0(1)xa1Fixed in:15.0(1)xa1CVE-2010-4684derived from NVD

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

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

2.60%probability of exploitation in 30 days

83rdpercentile

Elevated risk: more likely to be exploited than 83% of all known CVEs.

References

Vendor Advisory1

cisco.com

Third-Party Advisory2

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 2026-04-29.