CVE-2020-28407

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.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.suse.com/show_bug.cgi?id=1198395	Issue Tracking Patch Third Party Advisory
https://github.com/stefanberger/swtpm/releases/tag/v0.4.2	Release Notes
https://github.com/stefanberger/swtpm/releases/tag/v0.5.1	Release Notes
https://bugzilla.suse.com/show_bug.cgi?id=1198395	Issue Tracking Patch Third Party Advisory
https://github.com/stefanberger/swtpm/releases/tag/v0.4.2	Release Notes
https://github.com/stefanberger/swtpm/releases/tag/v0.5.1	Release Notes

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:swtpm_project:swtpm::::::::
	cpe:2.3:a:swtpm_project:swtpm:0.5.0:::::::*

History

21 Nov 2024, 05:22

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-11-03 04:15

Updated : 2024-11-21 05:22

NVD link : CVE-2020-28407

Mitre link : CVE-2020-28407

CVE.ORG link : CVE-2020-28407

JSON object : View

Products Affected

swtpm_project

swtpm

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

{"id": "CVE-2020-28407", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 5.2, "exploitabilityScore": 1.8}]}, "published": "2023-11-03T04:15:15.447", "references": [{"url": "https://bugzilla.suse.com/show_bug.cgi?id=1198395", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/stefanberger/swtpm/releases/tag/v0.4.2", "tags": ["Release Notes"], "source": "cve@mitre.org"}, {"url": "https://github.com/stefanberger/swtpm/releases/tag/v0.5.1", "tags": ["Release Notes"], "source": "cve@mitre.org"}, {"url": "https://bugzilla.suse.com/show_bug.cgi?id=1198395", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/stefanberger/swtpm/releases/tag/v0.4.2", "tags": ["Release Notes"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/stefanberger/swtpm/releases/tag/v0.5.1", "tags": ["Release Notes"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-59"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "En swtpm anterior a 0.4.2 y 0.5.x anterior a 0.5.1, un atacante local podr\u00eda sobrescribir archivos arbitrarios mediante un ataque de enlace simb\u00f3lico contra un archivo temporal como TMP2-00.permall."}], "lastModified": "2024-11-21T05:22:44.943", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:swtpm_project:swtpm:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A28C4936-308A-411B-AB1A-8BEFFCD5EDE0", "versionEndExcluding": "0.4.2"}, {"criteria": "cpe:2.3:a:swtpm_project:swtpm:0.5.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "205711EB-43BF-493A-B297-3FC5B3014B15"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}