CVE-2016-1453
Summary
| CVE | CVE-2016-1453 |
|---|---|
| State | PUBLISHED |
| Assigner | cisco |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2016-10-06 10:59:02 UTC |
| Updated | 2026-05-06 22:30:45 UTC |
| Description | Buffer overflow in the Overlay Transport Virtualization (OTV) GRE feature in Cisco NX-OS 5.0 through 7.3 on Nexus 7000 and 7700 devices allows remote attackers to execute arbitrary code via long parameters in a packet header, aka Bug ID CSCuy95701. |
Risk And Classification
Primary CVSS: v3.1 9.8 CRITICAL from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.260830000 probability, percentile 0.963160000 (date 2026-05-07)
Problem Types: CWE-119 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 2.0 | [email protected] | Primary | 10 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
CompleteIntegrity
CompleteAvailability
CompleteAV:N/AC:L/Au:N/C:C/I:C/A:C
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Cisco | Nx-os | 4.1.\(2\) | All | All | All |
| Operating System | Cisco | Nx-os | 4.1.\(3\) | All | All | All |
| Operating System | Cisco | Nx-os | 4.1.\(4\) | All | All | All |
| Operating System | Cisco | Nx-os | 4.1.\(5\) | All | All | All |
| Operating System | Cisco | Nx-os | 4.2.\(2a\) | All | All | All |
| Operating System | Cisco | Nx-os | 4.2\(3\) | All | All | All |
| Operating System | Cisco | Nx-os | 4.2\(4\) | All | All | All |
| Operating System | Cisco | Nx-os | 4.2\(6\) | All | All | All |
| Operating System | Cisco | Nx-os | 4.2\(8\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.0\(2a\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.0\(3\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.0\(5\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.1\(1a\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.1\(1\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.1\(3\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.1\(4\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.1\(5\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.1\(6\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.2\(1\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.2\(3a\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.2\(4\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.2\(5\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.2\(7\) | All | All | All |
| Operating System | Cisco | Nx-os | 5.2\(9\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.0\(1\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.0\(2\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.0\(3\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.0\(4\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.1\(1\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.1\(2\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.1\(3\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.1\(4a\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.1\(4\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.1\(5\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.2\(10\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.2\(12\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.2\(14\)s1 | All | All | All |
| Operating System | Cisco | Nx-os | 6.2\(2a\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.2\(2\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.2\(6b\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.2\(6\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.2\(8a\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.2\(8b\) | All | All | All |
| Operating System | Cisco | Nx-os | 6.2\(8\) | All | All | All |
| Operating System | Cisco | Nx-os | 7.2\(0\)n1\(0.1\) | All | All | All |
| Operating System | Cisco | Nx-os | base | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Cisco NX-OS Buffer Overflow in OTV GRE Processing Lets Remote Users Execute Arbitrary Code - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | Not Applicable, Third Party Advisory, VDB Entry |
| Cisco Nexus 7000 and 7700 Series Switches Overlay Transport Virtualization Buffer Overflow Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | tools.cisco.com | Mitigation, Vendor Advisory |
| Cisco Nexus 7000 and 7700 Series Switches CVE-2016-1453 Buffer Overflow Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Not Applicable, Third Party Advisory, VDB Entry |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.