CVE-2012-1340

NONECVSS 0.0

0.0

The Fibre Channel over IP (FCIP) implementation in Cisco MDS NX-OS 4.2 and 5.2 on MDS 9000 series switches allows remote attackers to cause a denial of service (module reload) via a crafted FCIP header, aka Bug ID CSCtn93151.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 64.7%
KEV: Not listed

Published

August 6, 2012

Last Modified

April 29, 2026

References (4)

psirt@ciscohttp://www.cisco.com/en/US/docs/switches/datacenter/mds9000/sw/5_2/release/notes/nx-os/mds_nxos_rel_notes_522.html
psirt@ciscohttp://www.securitytracker.com/id?1027348
af854a3a-2127-422b-91ae-364da2661108http://www.cisco.com/en/US/docs/switches/datacenter/mds9000/sw/5_2/release/notes/nx-os/mds_nxos_rel_notes_522.html
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1027348

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-119Buffer Operations Within Bounds (Buffer Overflow)

Data Freshness Timeline

(refreshed 12× in last 7d / 52× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-23 21:30 UTCEPSS rescore
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2026-05-29 03:37 UTCEG score recompute
2026-05-29 03:37 UTCGHSA enrichment
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Frequently asked(4)

What is CVE-2012-1340?

CVE-2012-1340 is a none vulnerability published on August 6, 2012. The Fibre Channel over IP (FCIP) implementation in Cisco MDS NX-OS 4.2 and 5.2 on MDS 9000 series switches allows remote attackers to cause a denial of service (module reload) via a crafted FCIP header, aka Bug ID CSCtn93151.

When was CVE-2012-1340 disclosed?

CVE-2012-1340 was first published in the National Vulnerability Database on August 6, 2012, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2012-1340 actively exploited?

CVE-2012-1340 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 64.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2012-1340?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2012-1340, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2012-1340

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2012-1340?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(4)

Related CVEs(same CWE)