CVE-2014-2176: n/a vulnerability

CVE-2014-2176: Cisco IOS XR 4.1.2 through 5.1.1 on ASR 9000 devices, when a Trident-based line card is used, allows remote...

Cisco IOS XR 4.1.2 through 5.1.1 on ASR 9000 devices, when a Trident-based line card is used, allows remote attackers to cause a denial of service (NP chip and line card reload) via malformed IPv6 packets, aka Bug ID CSCun71928.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 10:05 UTC (UTC+00:00)

Security readout for executives and security teams

This CVE affects Cisco ASR 9000 routers running IOS XR 4.1.2 through 5.1.1 with Trident-based line cards. Malformed IPv6 packets can trigger a network processor and line card reload, causing service disruption. This is an availability risk for exposed carrier or enterprise routing infrastructure. Exposure is limited to Cisco ASR 9000 deployments running IOS XR 4.1.2 through 5.1.1 with Trident-based line cards and IPv6 packet handling reachable by untrusted traffic. Prioritize if ASR 9000 routers carry production, customer, or transit traffic. A successful denial of service could interrupt network availability, but urgency depends on confirmed hardware, IOS XR version, and IPv6 exposure. Mitigation focus: Identify ASR 9000 devices and IOS XR versions in scope.; Confirm whether Trident-based line cards are installed.; Review Cisco advisory cisco-sa-20140611-ipv6 for fixed releases or workarounds..

Prepared: Jun 14, 2026, 14:16 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Jun 14, 2014, 10:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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1Source links

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Source materials

CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

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Weakness

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