Vulnerability Name:

CVE-2020-8099 (CCN-180273)

Assigned:2020-04-21
Published:2020-04-21
Updated:2020-04-29
Summary: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 Severity:6.2 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L)
5.4 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Physical
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): Low
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:4.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-59
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2020-8099

Source: XF
Type: UNKNOWN
bitdefender-cve20208099-priv-esc(180273)

Source: CCN
Type: Bitdefender Web site
Link Resolution Privilege Escalation Vulnerability in Bitdefender Antivirus Free (VA-8387)

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

Vulnerable Configuration:Configuration 1:
  • cpe:/a:bitdefender:antivirus:2020:*:*:*:free:*:*:* (Version < 1.0.17)

    • * Denotes that component is vulnerable
    BACK
    bitdefender antivirus 2020 *