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UK Cyber Defence
VulnerabilityModified

CVE-2019-12662

A vulnerability in Cisco NX-OS Software and Cisco IOS XE Software could allow an authenticated, local attacker with valid administrator or privilege level 15 credentials to load a virtual service image and bypass signature verification on an affected…

MEDIUM 6.7EPSS 0.31%

Does this matter?

Lower severity and a low EPSS score (0.31%). Track it; it rarely justifies an emergency change on its own.

Description

A vulnerability in Cisco NX-OS Software and Cisco IOS XE Software could allow an authenticated, local attacker with valid administrator or privilege level 15 credentials to load a virtual service image and bypass signature verification on an affected device. The vulnerability is due to improper signature verification during the installation of an Open Virtual Appliance (OVA) image. An authenticated, local attacker could exploit this vulnerability and load a malicious, unsigned OVA image on an affected device. A successful exploit could allow an attacker to perform code execution on a crafted software OVA image.

CVSS 3.1
6.7 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
0.31% probability · 23th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-347
Affected
cisco/ios xe · cisco/nx-os · cisco/nexus 3016 firmware · cisco/nexus 3048 firmware · cisco/nexus 3064 firmware · cisco/nexus 3064-t firmware · cisco/nexus 31108pc-v firmware · cisco/nexus 31108tc-v firmware · cisco/nexus 31128pq firmware · cisco/nexus 3132c-z firmware · cisco/nexus 3132q firmware · cisco/nexus 3132q-v firmware · cisco/nexus 3132q-xl firmware · cisco/nexus 3164q firmware · cisco/nexus 3172 firmware · cisco/nexus 3172pq-xl firmware · cisco/nexus 3172tq firmware · cisco/nexus 3172tq-32t firmware · cisco/nexus 3172tq-xl firmware · cisco/nexus 3232c firmware · +32 more
Source
psirt@cisco.com
EPSS trend
0%3%5%27 October 2026: 0.31%27 October 202627 October 2026

EPSS 0.3% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.