EN

CVE-2024-20278

Medium
6.5
0.05.010.0
Year
2024
Published
Mar 27, 2024
Known Affected Devices
0
CVSS Score
6.5

What is CVE-2024-20278?

A vulnerability in the NETCONF feature of Cisco IOS XE Software could allow an authenticated, remote attacker to elevate privileges to root on an affected device. This vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by sending crafted input over NETCONF to an affected device. A successful exploit could allow the attacker to elevate privileges from Administrator to root.

CVSS Vector Breakdown

CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
AV
Attack Vector
Network

Exploitable remotely over the network without requiring access to the local system.

AC
Attack Complexity
Low

No special conditions required. Exploit can be performed reliably and repeatedly.

PR
Privileges Required
High

Administrative or root-level privileges required to exploit.

UI
User Interaction
None

No user interaction required. Exploit runs without any victim action.

S
Scope
Unchanged

Exploiting the vulnerability only affects the vulnerable component itself.

C
Confidentiality Impact
High

Complete loss of confidentiality. All data on the component may be exposed.

I
Integrity Impact
High

Complete loss of integrity. Attacker can modify any file or data on the component.

A
Availability Impact
None

No availability impact. Service remains fully operational.

Known Affected Devices

Cisco Cisco ISR 927 Cisco Cisco ISR 931 Cisco Cisco ASR 1002-X Cisco Cisco ASR 1002-HX Cisco Cisco ASR 1009-X Cisco Cisco ASR 9010 Cisco Cisco Catalyst 3650-48TS-L Cisco Cisco Catalyst 3750X-24T-S Cisco Cisco Catalyst 9200-48P Cisco Cisco Catalyst 9200L-24P-4X Cisco Cisco Catalyst 9300-24P Cisco Cisco Catalyst 9300-48P Cisco Cisco Catalyst 9300-48UXM Cisco Cisco Catalyst 9300L-24P-4G Cisco Cisco Catalyst 9300L-24T-4G Cisco Cisco Catalyst 9300L-48T-4G Cisco Cisco Nexus 7004 Cisco Cisco Firepower 1150 Cisco Cisco Catalyst 9130AXI Cisco Cisco Catalyst 9800-40 Cisco Cisco Catalyst 9800-L-C Cisco Cisco Catalyst 9800-L-F

FAQ

How severe is CVE-2024-20278?

CVE-2024-20278 has a CVSS score of 6.5/10, rated as Medium. Review the affected products list and apply vendor patches.

What does the CVSS score mean for CVE-2024-20278?

CVSS (Common Vulnerability Scoring System) rates vulnerability severity from 0.0 to 10.0. CVE-2024-20278 scores 6.5/10 (Medium). Scores 9.0–10.0 are Critical, 7.0–8.9 are High, 4.0–6.9 are Medium, and below 4.0 are Low.

Which devices are affected by CVE-2024-20278?

The list of devices confirmed to be affected by CVE-2024-20278 is shown in the "Affected Devices" section above. Check your firmware version against the vendor security advisory and apply the latest patch.

How do I fix or mitigate CVE-2024-20278?

Apply the latest firmware or software update from the vendor. Check the References section above for official advisories and patch notes. If no patch is available, consider disabling the affected feature or isolating the device from untrusted networks.