// For flags

CVE-2021-28210

edk2: unlimited FV recursion, round 2

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An unlimited recursion in DxeCore in EDK II.

Una recursión ilimitada en la función DxeCore en EDK II

A flaw was found in edk2. An unlimited recursion in DxeCore may allow an attacker to corrupt the system memory. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-03-12 CVE Reserved
  • 2021-04-21 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-08-03 First Exploit
  • 2024-10-14 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-674: Uncontrolled Recursion
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Tianocore
Search vendor "Tianocore"
 Edk2
Search vendor "Tianocore" for product "Edk2"
 < 202008
Search vendor "Tianocore" for product "Edk2" and version " < 202008"
-
Affected