VDB
CVE-2019-1809
CVE-2019-1809
PUBLISHED
CVSS 6.400000095367432 MEDIUM
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 patch on an affected device. The vulnerability is due to improper verification of digital signatures for patch images. An attacker could exploit this vulnerability by crafting an unsigned software patch to bypass signature checks and loading it on an affected device. A successful exploit could allow the attacker to boot a malicious software patch image.
EPSS 0.04% · 12.7th percentile
Risk Scores
CVSS 3.0
6.400000095367432
CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.04%
12.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Cisco NX-OS Software | unspecified |
| cisco | nx-os | 7.3, 8.0, 3.1 |
Exploit Intelligence
Timeline
- May 15, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Nov 6, 2022 EPSS Score