Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-5536

20
FAUCET Score

CVE-2023-5536 describes a privilege escalation vulnerability in LXD, specifically impacting the default configuration of Ubuntu Server. A privileged user belonging to the lxd group can exploit this flaw to gain root access without requiring a sudo password. Rated Medium severity (CVSS 6.4), this vulnerability has a local attack vector and high impact on confidentiality, integrity, and availability, though it requires high attack complexity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 24.04CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.0MEDIUM

CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:N/A:N

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
0.6
Impact Score
4.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.24%
Probability of exploitation in next 30 days
EPSS Percentile
15.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0024 is in the 68th percentile among its peer group of 418 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ubuntuvendor investigatingvia nvd_reference
View patch

References

bugs.launchpad.net / ubuntu/+source/lxd/+bug/1829071
Issue TrackingVendor Advisory
cve.mitre.org / cgi-bin/cvename.cgi
Third Party Advisory
discourse.ubuntu.com / t/easy-multi-user-lxd-setup/26215/4
Vendor Advisory
ubuntu.com / security/CVE-2023-5536
Vendor Advisory