CVE-2012-6396
Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements...
Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements, which might allow remote authenticated users to cause a denial of service (memory consumption) via a crafted configuration that references interfaces that do not exist on the new card, aka Bug ID CSCud44300.
Exploit likelihood
What each source reports
NVD Score used
Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements, which might allow remote authenticated users to cause a denial of service (memory consumption) via a crafted configuration that references interfaces that do not exist on the new card, aka Bug ID CSCud44300.
- Record
CVE-2012-6396- CVSS 2.0
- 4.9 Medium
AV:N/AC:H/Au:S/C:N/I:N/A:C - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements, which might allow remote authenticated users to cause a denial of service (memory consumption) via a crafted configuration that references interfaces that do not exist on the new card, aka Bug ID CSCud44300.
- Record
CVE-2012-6396- Updated
- 2026-11-02
EUVDEUVD-2012-6251 No score
Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements, which might allow remote authenticated users to cause a denial of service (memory consumption) via a crafted configuration that references interfaces that do not exist on the new card, aka Bug ID CSCud44300.
- Record
EUVD-2012-6251- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8jxv-w855-pwmr No score
Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements...
Cisco NX-OS on Nexus 7000 series switches does not properly handle certain line-card replacements, which might allow remote authenticated users to cause a denial of service (memory consumption) via a crafted configuration that references interfaces that do not exist on the new card, aka Bug ID CSCud44300.
- Record
GHSA-8jxv-w855-pwmr- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-6396 is a medium vulnerability (CVSS 4.9) in Cisco Nexus 7000, published January 19, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.90%, the 59th percentile. No source names a fixed version.