Vulnerability Name:

CVE-2021-28213 (CCN-204128)

Assigned:2021-03-12
Published:2021-03-12
Updated:2022-07-12
Summary:Example EDK2 encrypted private key in the IpSecDxe.efi present potential security risks.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.6 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
9.1 Critical (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N)
8.0 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
9.4 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-28213

Source: CCN
Type: TianoCore Bugzilla - Bug 1866
EDK2

Source: MISC
Type: Issue Tracking, Permissions Required, Vendor Advisory
https://bugzilla.tianocore.org/show_bug.cgi?id=1866

Source: XF
Type: UNKNOWN
tianocore-cve202128213-weak-security(204128)

Source: CCN
Type: edk2 GIT Repository
EDK II Project

Vulnerable Configuration:Configuration 1:
  • cpe:/a:tianocore:edk2:201905:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:tianocore:edk2:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    tianocore edk2 201905
    tianocore edk2 -