CVE-2025-55247

EUVD-2025-34427
Improper link resolution before file access ('link following') in .NET allows an authorized attacker to elevate privileges locally.
Link Following
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.3 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
microsoftCNA
7.3 HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 14%
Affected Products (NVD)
VendorProductVersion
microsoft.net
8.0.0 ≤
𝑥
< 8.0.21
microsoft.net
9.0.0 ≤
𝑥
< 9.0.10
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
dotnet6
bionic
dne
focal
dne
jammy
deferred
noble
dne
plucky
dne
questing
dne
trusty
dne
xenial
dne
dotnet7
bionic
dne
focal
dne
jammy
ignored
noble
dne
plucky
dne
questing
dne
trusty
dne
xenial
dne
dotnet8
bionic
dne
focal
dne
jammy
Fixed 8.0.121-8.0.21-0ubuntu1~22.04.1
released
noble
Fixed 8.0.121-8.0.21-0ubuntu1~24.04.1
released
plucky
Fixed 8.0.121-8.0.21-0ubuntu1~25.04.1
released
questing
Fixed 8.0.121-8.0.21-0ubuntu1~25.10.1
released
trusty
dne
xenial
dne
dotnet9
bionic
dne
focal
dne
jammy
dne
noble
dne
plucky
Fixed 9.0.111-9.0.10-0ubuntu1~25.04.1
released
questing
Fixed 9.0.111-9.0.10-0ubuntu1~25.10.1
released
trusty
dne
xenial
dne
dotnet10
bionic
dne
focal
dne
jammy
dne
noble
needs-triage
plucky
ignored
questing
Fixed 10.0.100-10.0.0~rc2-0ubuntu1~25.10.2
released
trusty
dne
xenial
dne