CVE-2024-20492

Cisco Expressway Series Privilege Escalation Vulnerability

Published Oct 2, 2024 CVSS 3.1 · 6 Medium EPSS < 1% KEV · Not listed
Description
A vulnerability in the restricted shell of Cisco Expressway Series could allow an authenticated, local attacker to perform command injection attacks on the underlying operating system and elevate privileges to root. To exploit this vulnerability, the attacker must have Administrator-level credentials with read-write privileges on an affected device.

This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a series of crafted CLI commands. A successful exploit could allow the attacker to escape the restricted shell and gain root privileges on the underlying operating system of the affected device.
Note: Cisco Expressway Series refers to Cisco Expressway Control (Expressway-C) devices and Cisco Expressway Edge (Expressway-E) devices.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-18207 A vulnerability in the restricted shell of Cisco Expressway Series could allow an authenticated, local attacker to perform command injection attacks on the underlying operating system and elevate privileges to root. To exploit this vulnerability, the attacker must have Administrator-level credentials with read-write privileges on an affected device. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a series of crafted CLI commands. A successful exploit could allow the attacker to escape the restricted shell and gain root privileges on the underlying operating system of the affected device. Note: Cisco Expressway Series refers to Cisco Expressway Control (Expressway-C) devices and Cisco Expressway Edge (Expressway-E) devices.
History
Type Values Removed Values Added
CPEs cpe:2.3:a:cisco:telepresence_video_communication_server:x12.5.0:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.5.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.5.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.5.3:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.5.4:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.5.5:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.5.6:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.5.7:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.5.8:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.5.9:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.6.0:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.6.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.6.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.6.3:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.6.4:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.7.0:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x12.7.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.0:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.10:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.11:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.3:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.4:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.5:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.6:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.7:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.8:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.0.9:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.2.0:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.2.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.2.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.2.5:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.2.6:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.2.7:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.3.0:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.3.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.3.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.3.3:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.3.4:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.3.5:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x14.3.6:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x15.0.0:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x15.0.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x15.0.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x15.0.3:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.1.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.1.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.10.0:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.10.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.10.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.10.3:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.10.4:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.11.0:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.11.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.11.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.11.3:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.11.4:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.2.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.2.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.5.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.5.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.5.3:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.5:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.6.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.6:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7.3:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.7:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.8.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.8.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.8.3:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.8:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.9.1:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.9.2:*:*:*:expressway:*:*:*
cpe:2.3:a:cisco:telepresence_video_communication_server:x8.9:*:*:*:expressway:*:*:*
Type Values Removed Values Added
First Time appeared Cisco
Cisco telepresence Video Communication Server
CPEs cpe:2.3:a:cisco:telepresence_video_communication_server:-:*:*:*:expressway:*:*:*
Vendors & Products Cisco
Cisco telepresence Video Communication Server
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A vulnerability in the restricted shell of Cisco Expressway Series could allow an authenticated, local attacker to perform command injection attacks on the underlying operating system and elevate privileges to root. To exploit this vulnerability, the attacker must have Administrator-level credentials with read-write privileges on an affected device. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a series of crafted CLI commands. A successful exploit could allow the attacker to escape the restricted shell and gain root privileges on the underlying operating system of the affected device. Note: Cisco Expressway Series refers to Cisco Expressway Control (Expressway-C) devices and Cisco Expressway Edge (Expressway-E) devices.
Title Cisco Expressway Series Privilege Escalation Vulnerability
Weaknesses CWE-77
References
Metrics cvssV3_1

{'score': 6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
cisco
Published
Updated
Oct 2, 2024, 7:24 PM
Reserved
Nov 8, 2023, 3:08 PM
Status
Analyzed
Published
Oct 2, 2024, 5:15 PM
Modified
Jun 17, 2026, 7:07 AM