Is CVE-2010-4683 in the CISA KEV catalog?

No. CVE-2010-4683 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2010-4683?

CVE-2010-4683 has a CVSS v2 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2010-4683?

CVE-2010-4683 has an EPSS score of 3.18% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2010-4683?

Upgrade ios to 15.0(1)xa5 or later.

CVE & CISA-KEV Catalog

CVE-2010-4683

HIGHEPSS 86th pctl

7.8

CVSS v2

NVD

Description

Memory leak in Cisco IOS before 15.0(1)XA5 might allow remote attackers to cause a denial of service (memory consumption) by sending a crafted SIP REGISTER message over UDP, aka Bug ID CSCtg41733.

CWE-772

How to fix

Remediation Available

iosNVD

Affected:< 15.0(1)xa5Fixed in:15.0(1)xa5CVE-2010-4683derived 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

3.18%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Vendor Advisory1

cisco.com

Third-Party Advisory2

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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.