CVE-2020-28407

2023-11-0304:15:15

CWE-59

[email protected]

web.nvd.nist.gov

swtpm

local attacker

overwrite files

symlink attack

temporary file

CVSS3

7.1

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.7

Confidence

High

EPSS

Percentile

5.1%

JSON

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.

Affected configurations

Nvd

Node

swtpm_projectswtpmRange<0.4.2

swtpm_projectswtpmMatch0.5.0

VendorProductVersionCPE
swtpm_projectswtpm*cpe:2.3:a:swtpm_project:swtpm:*:*:*:*:*:*:*:*
swtpm_projectswtpm0.5.0cpe:2.3:a:swtpm_project:swtpm:0.5.0:*:*:*:*:*:*:*