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CVE-2023-20236

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2023
Source publication
Source updated
Imported by cveboard
Source snapshot
cve_2026-10-24_midnight_baseline ·

Plain text

CNA source text (English)

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.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

Cisco IOS XR Software

Vendor
Cisco
Product
Cisco IOS XR Software
Platforms
Unknown
Default status
Unknown
Cisco IOS XR Software · Scoped product and version facts
Version (version)Status (status)Version scheme (versionType)Exclusive end (lessThan)Inclusive end (lessThanOrEqual)Status changes (at → status)
5.2.0affectedUnavailableUnavailableUnavailableNone listed
5.2.1affectedUnavailableUnavailableUnavailableNone listed
5.2.2affectedUnavailableUnavailableUnavailableNone listed
5.2.4affectedUnavailableUnavailableUnavailableNone listed
5.2.3affectedUnavailableUnavailableUnavailableNone listed
5.2.5affectedUnavailableUnavailableUnavailableNone listed
5.2.47affectedUnavailableUnavailableUnavailableNone listed
5.3.0affectedUnavailableUnavailableUnavailableNone listed
5.3.1affectedUnavailableUnavailableUnavailableNone listed
5.3.2affectedUnavailableUnavailableUnavailableNone listed
5.3.3affectedUnavailableUnavailableUnavailableNone listed
5.3.4affectedUnavailableUnavailableUnavailableNone listed
6.0.0affectedUnavailableUnavailableUnavailableNone listed
6.0.1affectedUnavailableUnavailableUnavailableNone listed
6.0.2affectedUnavailableUnavailableUnavailableNone listed
6.1.1affectedUnavailableUnavailableUnavailableNone listed
6.1.2affectedUnavailableUnavailableUnavailableNone listed
6.1.3affectedUnavailableUnavailableUnavailableNone listed
6.1.4affectedUnavailableUnavailableUnavailableNone listed
6.1.12affectedUnavailableUnavailableUnavailableNone listed
6.1.22affectedUnavailableUnavailableUnavailableNone listed
6.1.32affectedUnavailableUnavailableUnavailableNone listed
6.1.36affectedUnavailableUnavailableUnavailableNone listed
6.1.42affectedUnavailableUnavailableUnavailableNone listed
6.2.1affectedUnavailableUnavailableUnavailableNone listed
6.2.2affectedUnavailableUnavailableUnavailableNone listed
6.2.3affectedUnavailableUnavailableUnavailableNone listed
6.2.25affectedUnavailableUnavailableUnavailableNone listed
6.2.11affectedUnavailableUnavailableUnavailableNone listed
6.3.2affectedUnavailableUnavailableUnavailableNone listed
6.3.3affectedUnavailableUnavailableUnavailableNone listed
6.3.15affectedUnavailableUnavailableUnavailableNone listed
6.4.1affectedUnavailableUnavailableUnavailableNone listed
6.4.2affectedUnavailableUnavailableUnavailableNone listed
6.4.3affectedUnavailableUnavailableUnavailableNone listed
6.5.1affectedUnavailableUnavailableUnavailableNone listed
6.5.2affectedUnavailableUnavailableUnavailableNone listed
6.5.3affectedUnavailableUnavailableUnavailableNone listed
6.5.25affectedUnavailableUnavailableUnavailableNone listed
6.5.26affectedUnavailableUnavailableUnavailableNone listed
6.5.28affectedUnavailableUnavailableUnavailableNone listed
6.5.29affectedUnavailableUnavailableUnavailableNone listed
6.5.32affectedUnavailableUnavailableUnavailableNone listed
6.5.33affectedUnavailableUnavailableUnavailableNone listed
6.6.2affectedUnavailableUnavailableUnavailableNone listed
6.6.3affectedUnavailableUnavailableUnavailableNone listed
6.6.25affectedUnavailableUnavailableUnavailableNone listed
6.6.4affectedUnavailableUnavailableUnavailableNone listed
7.0.1affectedUnavailableUnavailableUnavailableNone listed
7.0.2affectedUnavailableUnavailableUnavailableNone listed
7.0.12affectedUnavailableUnavailableUnavailableNone listed
7.0.14affectedUnavailableUnavailableUnavailableNone listed
7.1.1affectedUnavailableUnavailableUnavailableNone listed
7.1.15affectedUnavailableUnavailableUnavailableNone listed
7.1.2affectedUnavailableUnavailableUnavailableNone listed
7.1.3affectedUnavailableUnavailableUnavailableNone listed
6.7.1affectedUnavailableUnavailableUnavailableNone listed
6.7.2affectedUnavailableUnavailableUnavailableNone listed
6.7.3affectedUnavailableUnavailableUnavailableNone listed
6.7.4affectedUnavailableUnavailableUnavailableNone listed
7.2.0affectedUnavailableUnavailableUnavailableNone listed
7.2.1affectedUnavailableUnavailableUnavailableNone listed
7.2.2affectedUnavailableUnavailableUnavailableNone listed
7.3.1affectedUnavailableUnavailableUnavailableNone listed
7.3.15affectedUnavailableUnavailableUnavailableNone listed
7.3.2affectedUnavailableUnavailableUnavailableNone listed
7.3.3affectedUnavailableUnavailableUnavailableNone listed
7.3.5affectedUnavailableUnavailableUnavailableNone listed
7.4.1affectedUnavailableUnavailableUnavailableNone listed
7.4.2affectedUnavailableUnavailableUnavailableNone listed
6.8.1affectedUnavailableUnavailableUnavailableNone listed
6.8.2affectedUnavailableUnavailableUnavailableNone listed
7.5.1affectedUnavailableUnavailableUnavailableNone listed
7.5.3affectedUnavailableUnavailableUnavailableNone listed
7.5.2affectedUnavailableUnavailableUnavailableNone listed
7.5.4affectedUnavailableUnavailableUnavailableNone listed
7.6.1affectedUnavailableUnavailableUnavailableNone listed
7.6.2affectedUnavailableUnavailableUnavailableNone listed
7.7.1affectedUnavailableUnavailableUnavailableNone listed
7.7.2affectedUnavailableUnavailableUnavailableNone listed
7.7.21affectedUnavailableUnavailableUnavailableNone listed
6.9.1affectedUnavailableUnavailableUnavailableNone listed
6.9.2affectedUnavailableUnavailableUnavailableNone listed
7.8.1affectedUnavailableUnavailableUnavailableNone listed
7.8.2affectedUnavailableUnavailableUnavailableNone listed
7.9.1affectedUnavailableUnavailableUnavailableNone listed
7.9.2affectedUnavailableUnavailableUnavailableNone listed