CVE-2019-1729 — Improper Input Validation in Cisco Nx-os Software

CWE-20 — Improper Input ValidationCWE-347 — Improper Verification of Cryptographic Signature4 documents4 sources
Severity
6.0MEDIUMNVD
EPSS
0.1%
top 73.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Cisco Nx-os SoftwareCisco Nx-os
Timeline
PublishedMay 15
Latest updateMay 24

Description

A vulnerability in the CLI implementation of a specific command used for image maintenance for Cisco NX-OS Software could allow an authenticated, local attacker to overwrite any file on the file system including system files. These file overwrites by the attacker are accomplished at the root privilege level. The vulnerability occurs because there is no verification of user-input parameters and or digital-signature verification for image files when using a specific CLI command. An attacker could …

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:HExploitability: 0.8 | Impact: 5.2

Affected Packages2 packages

▶CVEListV5cisco/cisco_nx-os_softwareunspecified — 8.3(1)
▶NVDcisco/nx-os7.0\(3\)i7 — 7.0\(3\)i7\(4\)+2

🔴Vulnerability Details

2
GHSA
GHSA-r2c4-53pj-jrgp: A vulnerability in the CLI implementation of a specific command used for image maintenance for Cisco NX-OS Software could allow an authenticated, loca↗2022-05-24
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CVEList
Cisco NX-OS Software Arbitrary File Overwrite Vulnerability↗2019-05-15
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📋Vendor Advisories

1
Cisco
Cisco NX-OS Software Arbitrary File Overwrite Vulnerability↗2019-05-15
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CVE-2019-1729 — Improper Input Validation in Cisco | cvebase