CVE-2020-28407

medium
Published — · Modified —
CVSS v3
CVSS v4 NEW
not yet in upstream
VIR risk
5.5

Description

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.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

suse SUSE Affected 1 release
VersionStatusFixed in
Affected
arch Arch Fixed 1 release
VersionStatusFixed in
Fixed 0.5.1-1
debian Debian Fixed 4 releases
VersionStatusFixed in
trixie Fixed 0
sid Fixed 0
forky Fixed 0
bookworm Fixed 0

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.