Vulnerability Name:

CCN-214494

Published:2021-12-03
Updated:2021-12-03
Summary:Avira Free Antivirus could allow a local authenticated attacker to gain elevated privileges on the system, caused by a flaw in the endpoint client. By sending a specially-crafted request, an attacker could exploit this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.
CVSS v3 Severity:7.0 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.1 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:H/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): High
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:6.0 Medium (CCN CVSS v2 Vector: AV:L/AC:H/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Consequences:Gain Privileges
References:Source: XF
Type: UNKNOWN
avira-freeantivirus03-priv-esc(214494)

Source: CCN
Type: Avira Web site
Avira Antivirus

Source: CCN
Type: ZDI-21-1377
Avira Free Antivirus Unnecessary Privileges Local Privilege Escalation Vulnerability

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:avira:free_antivirus:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    avira free antivirus *