Is CVE-2019-12662 being actively exploited?

CVE-2019-12662 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2019-12662?

CVE-2019-12662 has a CVSS 3.1 base score of 6.7 (MEDIUM).

CVE-2019-12662

MEDIUM · CVSS 6.7EPSS 0.3%EU EUVD

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.

Key facts

CVSS score: 6.7 (v3.1)
Severity: MEDIUM
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-347
EPSS score: 0.3% (22th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2019-4253)
Published: September 25, 2019
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2019-4253 in the EU Vulnerability Database. Last updated in EUVD on November 20, 2024.

View on the EU Vulnerability Database

Affected products

cisco / ios xe
cisco / mds 9000
cisco / nexus 3016
cisco / nexus 3016 firmware
cisco / nexus 3048
cisco / nexus 3048 firmware
cisco / nexus 3064
cisco / nexus 3064 firmware
cisco / nexus 3064-t
cisco / nexus 3064-t firmware
cisco / nexus 31108pc-v
cisco / nexus 31108pc-v firmware
cisco / nexus 31108tc-v
cisco / nexus 31108tc-v firmware
cisco / nexus 31128pq
cisco / nexus 31128pq firmware
cisco / nexus 3132c-z
cisco / nexus 3132c-z firmware
cisco / nexus 3132q
cisco / nexus 3132q firmware
cisco / nexus 3132q-v
cisco / nexus 3132q-v firmware
cisco / nexus 3132q-xl
cisco / nexus 3132q-xl firmware
cisco / nexus 3164q
cisco / nexus 3164q firmware
cisco / nexus 3172
cisco / nexus 3172 firmware
cisco / nexus 3172pq-xl
cisco / nexus 3172pq-xl firmware
cisco / nexus 3172tq
cisco / nexus 3172tq firmware
cisco / nexus 3172tq-32t
cisco / nexus 3172tq-32t firmware
cisco / nexus 3172tq-xl
cisco / nexus 3172tq-xl firmware
cisco / nexus 3232c
cisco / nexus 3232c firmware
cisco / nexus 3264c-e
cisco / nexus 3264c-e firmware
cisco / nexus 3264q
cisco / nexus 3264q firmware
cisco / nexus 3408-s
cisco / nexus 3408-s firmware
cisco / nexus 34180yc
cisco / nexus 34180yc firmware
cisco / nexus 34200yc-sm
cisco / nexus 34200yc-sm firmware
cisco / nexus 3432d-s
cisco / nexus 3432d-s firmware

and 88 more…

Certified products that may be affected

2 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Nexus 7000 18 Slot - Cisco Systems, Inc. - FIPS 140 1534 - historical
Nexus 7000 10 Slot - Cisco Systems, Inc. - FIPS 140 1533 - historical

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-vman(Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

Query CVEs from your AI assistant

The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.

Add the CVE brain