CVE-2020-8099

A vulnerability in the improper handling of junctions in Bitdefender Antivirus Free can allow an unprivileged user to substitute a quarantined file, and restore it to a privileged location. This issue affects: Bitdefender Antivirus Free versions prior to 1.0.17.

CVSS v3.0 6.2 MEDIUM
CVSS v2.0 4.6 MEDIUM

6.2^/10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.7 / Impact : 5.5

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact LOW

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.bitdefender.com/support/security-advisories/link-resolution-privilege-escalation-vulnerability-in-bitdefender-antivirus-free-va-8387/	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:bitdefender:antivirus_2020:*:*:*:*:free:*:*:*

Information

Published : 2020-04-21 06:15

Updated : 2020-04-29 11:52

NVD link : CVE-2020-8099

Mitre link : CVE-2020-8099

JSON object : View

CWE

CWE-59

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

Products Affected

bitdefender

antivirus_2020

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.bitdefender.com/support/security-advisories/link-resolution-privilege-escalation-vulnerability-in-bitdefender-antivirus-free-va-8387/", "name": "https://www.bitdefender.com/support/security-advisories/link-resolution-privilege-escalation-vulnerability-in-bitdefender-antivirus-free-va-8387/", "tags": ["Vendor Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "A vulnerability in the improper handling of junctions in Bitdefender Antivirus Free can allow an unprivileged user to substitute a quarantined file, and restore it to a privileged location. This issue affects: Bitdefender Antivirus Free versions prior to 1.0.17."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-59"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-8099", "ASSIGNER": "cve-requests@bitdefender.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.2, "attackVector": "PHYSICAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.5, "exploitabilityScore": 0.7}}, "publishedDate": "2020-04-21T13:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:bitdefender:antivirus_2020:*:*:*:*:free:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "1.0.17"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-04-29T18:52Z"}

6.2 /10