CVE-2009-2189 — The ICMPv6 implementation on the Apple Time Capsule, AirPort Extreme Base Station, and AirPort Express Base Station with firmware before 7.5.2 does not limit the rate of (1) Router Advertisement and (2) Neighbor Discovery packets, which allows remote attackers to cause a denial of service (resource consumption and device restart) by sending many packets

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MEDIUM

The ICMPv6 implementation on the Apple Time Capsule, AirPort Extreme Base Station, and AirPort Express Base Station with firmware before 7.5.2 does not limit the rate of (1) Router Advertisement and (2) Neighbor Discovery packets, which allows remote attackers to cause a denial of service (resource consumption and device restart) by sending many packets

Published Dec 22, 2010

6.1

MEDIUM

CVSS 2.0

EPSS 0.82%

Description

The ICMPv6 implementation on the Apple Time Capsule, AirPort Extreme Base Station, and AirPort Express Base Station with firmware before 7.5.2 does not limit the rate of (1) Router Advertisement and (2) Neighbor Discovery packets, which allows remote attackers to cause a denial of service (resource consumption and device restart) by sending many packets.

Remediation

No remediation recorded yet.

Metrics

0.82% 0.00816

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00816

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (11 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.82% (0.00816)	55.52th	v5 (v2026.06.15)
Jun 15, 2026	0.82% (0.00816)	52.13th	v5 (v2026.06.15)
Mar 17, 2025	0.28% (0.00283)	49.66th	v4 (v2025.03.14)
Dec 12, 2024	0.45% (0.00447)	75.83th	v3 (v2023.03.01)
Feb 8, 2024	0.45% (0.00447)	74.26th	v3 (v2023.03.01)
Nov 19, 2023	0.45% (0.00447)	72.18th	v3 (v2023.03.01)
Mar 7, 2023	0.46% (0.00460)	71.45th	v3 (v2023.03.01)
Mar 6, 2023	1.14% (0.01136)	59.45th	v2 (v2022.01.01)
Oct 18, 2022	1.14% (0.01136)	58.28th	v2 (v2022.01.01)
Apr 1, 2022	1.14% (0.01136)	56.27th	v2 (v2022.01.01)
Feb 4, 2022	1.14% (0.01136)	34.23th	v2 (v2022.01.01)

Weaknesses (1)

CWE-399

References (3)

http://lists.apple.com/archives/security-announce/2010//Dec/msg00001.html
vendor-advisoryx_refsource_APPLEPatchVendor Advisory
http://support.apple.com/kb/HT4298
x_refsource_CONFIRMPatchVendor Advisory
http://www.securitytracker.com/id?1024907
vdb-entryx_refsource_SECTRACK

Link	Providers	Tags
http://lists.apple.com/archives/security-announce/2010//Dec/msg00001.html		vendor-advisoryx_refsource_APPLEPatchVendor Advisory
http://support.apple.com/kb/HT4298		x_refsource_CONFIRMPatchVendor Advisory
http://www.securitytracker.com/id?1024907		vdb-entryx_refsource_SECTRACK

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Dec 22, 2010

Updated Aug 7, 2024

Reserved Jun 24, 2009

Link CVE-2009-2189

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2009-2189

Red Hat

Severity n/a

Public date n/a

Links CVE-2009-2189