CVE-2019-1811

A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software image on an affected device. The vulnerability exists because software digital signatures are not properly verified during CLI command execution. An attacker could exploit this vulnerability to install an unsigned software image on an affected device.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.7 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
ciscoCNA
6.7 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
VendorProductVersion
cisconx-os
6.0\(2\) ≤
𝑥
< 7.0\(3\)i7\(5\)
cisconx-os
9.2 ≤
𝑥
< 9.2\(2\)
cisconx-os
7.0\(3\) ≤
𝑥
< 7.0\(3\)f3\(5\)
cisconx-os
9.2 ≤
𝑥
< 9.2\(2\)
cisconx-os
𝑥
< 7.0\(3\)i7\(5\)
cisconx-os
9.2 ≤
𝑥
< 9.2\(2\)
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://www.securityfocus.com/bid/108425
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-sisv2
http://www.securityfocus.com/bid/108425
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-sisv2