CVE-2018-0303

CWE-20 — Improper Input ValidationCWE-119 — Buffer Overflow4 documents4 sources
Severity
8.8HIGH
EPSS
0.4%
top 39.66%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Cisco Firepower Extensible Operating SystemCisco Nx-os
Timeline
PublishedJun 21
Latest updateMay 13

Description

A vulnerability in the Cisco Discovery Protocol component of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code as root or cause a denial of service (DoS) condition on the affected device. The vulnerability exists because of insufficiently validated Cisco Discovery Protocol packet headers. An attacker could exploit this vulnerability by sending a crafted Cisco Discovery Protocol packet to a Layer 2 adjacent affected device. A …

CVSS vector

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5cisco_fxos_and_nx-os_unknownCisco FXOS and NX-OS unknown
▶NVDcisco/nx-os8 versions+7

🔴Vulnerability Details

2
GHSA
GHSA-qjv2-6843-vmcw: A vulnerability in the Cisco Discovery Protocol component of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent att↗2022-05-13
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CVEList
CVE-2018-0303: A vulnerability in the Cisco Discovery Protocol component of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent att↗2018-06-21
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📋Vendor Advisories

1
Cisco
Cisco FXOS and NX-OS Software Cisco Discovery Protocol Arbitrary Code Execution Vulnerability↗2018-06-20
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CVE-2018-0303 (HIGH CVSS 8.8) | A vulnerability in the Cisco Discov | cvebase.io