CVE-2020-28407

EUVD-2020-20866
In swtpm before 0.4.2 and 0.5.x before 0.5.1, a local attacker may be able to overwrite arbitrary files via a symlink attack against a temporary file such as TMP2-00.permall.
Link Following
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.1 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
Affected Products (NVD)
VendorProductVersion
swtpm_projectswtpm
𝑥
< 0.4.2
swtpm_projectswtpm
0.5.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
swtpm
bookworm
0.7.1-1.3
fixed
sid
0.7.1-1.5
fixed
trixie
0.7.1-1.5
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
swtpm
jammy
not-affected
trusty
ignored
xenial
ignored
Common Weakness Enumeration
References
https://bugzilla.suse.com/show_bug.cgi?id=1198395
https://github.com/stefanberger/swtpm/releases/tag/v0.4.2
https://github.com/stefanberger/swtpm/releases/tag/v0.5.1
https://bugzilla.suse.com/show_bug.cgi?id=1198395
https://github.com/stefanberger/swtpm/releases/tag/v0.4.2
https://github.com/stefanberger/swtpm/releases/tag/v0.5.1