Canonical LXD up to 5.21.3/6.4 devLXD Server authentication spoofing

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Canonical LXD up to 5.21.3/6.4. The affected element is an unknown function of the component devLXD Server. The manipulation leads to authentication spoofing. This vulnerability is uniquely identified as CVE-2025-54288. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Canonical LXD up to 5.21.3/6.4. It has been rated as problematic. This issue affects some unknown processing of the component devLXD Server. The manipulation with an unknown input leads to a authentication spoofing vulnerability. Using CWE to declare the problem leads to CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. Impacted is confidentiality. The summary by CVE is:

Information Spoofing in devLXD Server in Canonical LXD versions 4.0 and above on Linux container platforms allows attackers with root privileges within any container to impersonate other containers and obtain their metadata, configuration, and device information via spoofed process names in the command line.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2025-54288 since 07/18/2025. The exploitation is known to be easy. The attack may be initiated remotely. Additional levels of successful authentication are required for exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 270713 (Debian dsa-6027 : golang-github-lxc-incus-dev - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.21.4 or 6.5 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (270713). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.7

VulDB Base Score: 2.7
VulDB Temp Score: 2.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authentication spoofing
CWE: CWE-290 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 270713
Nessus Name: Debian dsa-6027 : golang-github-lxc-incus-dev - security update

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: LXD 5.21.4/6.5

Timelineinfo

07/18/2025 CVE reserved
10/02/2025 +76 days Advisory disclosed
10/02/2025 +0 days VulDB entry created
10/24/2025 +22 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2025-54288 (🔒)
GCVE (CVE): GCVE-0-2025-54288
GCVE (VulDB): GCVE-100-326717

Entryinfo

Created: 10/02/2025 12:06
Updated: 10/24/2025 22:57
Changes: 10/02/2025 12:06 (67), 10/18/2025 05:19 (2), 10/24/2025 22:57 (11)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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