CVE-2019-1756 — Improper Input Validation in Cisco IOS XE Software

CWE-20 — Improper Input Validation4 documents4 sources
Severity
7.2HIGHNVD
EPSS
0.3%
top 42.86%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Cisco IOS XE SoftwareCisco IOSCisco IOS XE
Timeline
PublishedMar 28
Latest updateMay 13

Description

A vulnerability in Cisco IOS XE Software could allow an authenticated, remote attacker to execute commands on the underlying Linux shell of an affected device with root privileges. The vulnerability occurs because the affected software improperly sanitizes user-supplied input. An attacker who has valid administrator access to an affected device could exploit this vulnerability by supplying a username with a malicious payload in the web UI and subsequently making a request to a specific endpoint …

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitability: 1.2 | Impact: 5.9

Affected Packages3 packages

▶CVEListV5cisco/cisco_ios_xe_software14 versions+13
▶NVDcisco/ios11.0\(20.3\), 16.9\(1\)+1
▶NVDcisco/ios_xe14 versions+13

Patches

Patch: tools.cisco.com ↗Patch: tools.cisco.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-c5vj-536j-jp5v: A vulnerability in Cisco IOS XE Software could allow an authenticated, remote attacker to execute commands on the underlying Linux shell of an affecte↗2022-05-13
▶
CVEList
Cisco IOS XE Software Command Injection Vulnerability↗2019-03-28
▶

📋Vendor Advisories

1
Cisco
Cisco IOS XE Software Command Injection Vulnerability↗2019-03-27
▶
CVE-2019-1756 — Improper Input Validation in Cisco | cvebase