Description
The Neighbor Discovery (ND) protocol implementation in Cisco IOS on unspecified switches allows remote attackers to bypass the Router Advertisement Guarding functionality via a fragmented IPv6 packet in which the Router Advertisement (RA) message is contained in the second fragment, as demonstrated by (1) a packet in which the first fragment contains a long Destination Options extension header or (2) a packet in which the first fragment contains an ICMPv6 Echo Request message.
Analysis
Analysis and contextual insights are available on OpenCVE Cloud.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | n/a | affected |
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Configuration 1 [-]
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No data.
No data available yet.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
 EUVD |
EUVD-2011-2384 | The Neighbor Discovery (ND) protocol implementation in Cisco IOS on unspecified switches allows remote attackers to bypass the Router Advertisement Guarding functionality via a fragmented IPv6 packet in which the Router Advertisement (RA) message is contained in the second fragment, as demonstrated by (1) a packet in which the first fragment contains a long Destination Options extension header or (2) a packet in which the first fragment contains an ICMPv6 Echo Request message. |
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-06T23:00:33.807Z
Reserved: 2011-06-05T00:00:00.000Z
Link: CVE-2011-2395
Vulnrichment
No data.
NVD
Status : Modified
Published: 2011-06-09T02:38:41.790
Modified: 2026-04-29T01:13:23.040
Link: CVE-2011-2395
Redhat
No data.
OpenCVE Enrichment
No data.
Weaknesses