CVE-2023-20016

MEDIUM

Cisco UCS/FXOS - Info Disclosure

Title source: llm
STIX 2.1

Description

A vulnerability in the backup configuration feature of Cisco UCS Manager Software and in the configuration export feature of Cisco FXOS Software could allow an unauthenticated attacker with access to a backup file to decrypt sensitive information stored in the full state and configuration backup files. This vulnerability is due to a weakness in the encryption method used for the backup function. An attacker could exploit this vulnerability by leveraging a static key used for the backup configuration feature. A successful exploit could allow the attacker to decrypt sensitive information that is stored in full state and configuration backup files, such as local user credentials, authentication server passwords, Simple Network Management Protocol (SNMP) community names, and other credentials.

Scores

CVSS v3 6.3
EPSS 0.0007
EPSS Percentile 21.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-321 CWE-330
Status published
Products (12)
cisco/fxos < 2.6.1
cisco/ucs_6200_firmware
cisco/ucs_6248up_firmware
cisco/ucs_6296up_firmware
cisco/ucs_6300_firmware
cisco/ucs_6324_firmware
cisco/ucs_6332-16up_firmware
cisco/ucs_6332_firmware
cisco/ucs_64108_firmware
cisco/ucs_6454_firmware
... and 2 more
Published Feb 23, 2023
Tracked Since Feb 18, 2026