CVE-2008-4404

Zseries vulnerability

CVSS

10.0

EPSS

4.2%

EPSS pct

90th

Exploited

No known

The IPv6 Neighbor Discovery Protocol (NDP) implementation on IBM zSeries servers does not validate the origin of Neighbor Discovery messages, which allows remote attackers to cause a denial of service (loss of connectivity) or read private network traffic via a spoofed message that modifies the Forward Information Base (FIB), a related issue to CVE-2008-2476.

Affected vendor

Ibm

Affected product

Zseries

CVSS vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Weakness type (CWE)

CWE-20 — Improper Input Validation

Published

2008-10-03

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 4.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-2008-4404

Confirm whether Ibm Zseries is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2008-4404.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2008-4404

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