CVE-2023-20236
13.09.2023, 17:15
A vulnerability in the iPXE boot function of Cisco IOS XR software could allow an authenticated, local attacker to install an unverified software image on an affected device. This vulnerability is due to insufficient image verification. An attacker could exploit this vulnerability by manipulating the boot parameters for image verification during the iPXE boot process on an affected device. A successful exploit could allow the attacker to boot an unverified software image on the affected device.Enginsight
| Vendor | Product | Version |
|---|---|---|
| cisco | ios_xr | 𝑥 < 7.10.1 |
𝑥
= Vulnerable software versions
Common Weakness Enumeration
- CWE-347 - Improper Verification of Cryptographic SignatureThe software does not verify, or incorrectly verifies, the cryptographic signature for data.
- CWE-345 - Insufficient Verification of Data AuthenticityThe software does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.