CVE-2023-4936: synaptics displaylink Improper Privilege Management
CVSS: 6.7v3.1MediumAnalyzed
Published 11-10-2023Last modified 18-09-2024
Vulnerability summary
CVE-2023-4936 is a medium (CVSS 6.7) Improper Privilege Management vulnerability in synaptics displaylink. EPSS estimates a 0.19% chance of exploitation in the next 30 days, higher than 8.3% of scored vulnerabilities.
CVSS score
6.7/10
010
Medium · v3.1 (NVD)EPSS score
0.19%
0%100%
Low · -0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 11-10-2023PublishedVulnerability first disclosed.
- 18-09-2024Last modifiedVulnerability information updated.
Description
It is possible to sideload a compromised DLL during the installation at elevated privilege.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 6.7Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:HSources2 sources · 5.5–6.7
- CVE.orgCNA5.5MediumCVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:H/A:LDiffers
EPSS trend
Probability
0.19%
Chance of exploitation in the next 30 days
Percentile
8%
Versus all other CVEs
30-day change
-0.02 pp
From 0.21% on 20-09-2026
20-09-202620-10-2026
EPSS score0.19%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-269Improper Privilege ManagementThe product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
- CWE-427Uncontrolled Search Path ElementThe product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors.
Affected systems
Synaptics2 products
- displaylink< 11.2
- displaylink usb graphics software for windows≤ 11.1 M1
1 vendor · 2 products
References
3 links- www.synaptics.comProduct
- www.synaptics.com/sites/…Vendor Advisory