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TI-2021-09441 Aliases CVE-2021-28213GHSA-p38x-2cfm-g52f

Example EDK2 encrypted private key in the IpSecDxe.efi present potential security risks.

Priority LOW 35Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Example EDK2 encrypted private key in the IpSecDxe.efi present potential security risks.

Why it matters now

EPSS 0.01106 66th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
TianoCoreEDK IIedk2-stable201905—No fix listedCNA
  • EDK II VendorTianoCore Affected edk2-stable201905 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:tianocore:edk2:201905:*:*:*:*:*:*:*201905VulnerableTianoCore
  • cpe:2.3:a:tianocore:edk2:201905:*:*:*:*:*:*:* Versions 201905 Vulnerable ·TianoCore

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

Not affected: 2 products
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-28213
  2. 2026-10-03 Alias added: GHSA-p38x-2cfm-g52f

References

Advisory 1

  • TI-2026-79288 Out-of-bounds write in Google Brotli decoder KEVCVSS 4.0CRITICAL 9.2
  • TI-2023-24240 Buffer Overflow in EDK II Network Package CVSS 3.1HIGH 8.8
  • TI-2023-24238 Infinite loop in EDK II Network Package CVSS 3.1HIGH 7.5
  • TI-2023-24235 Buffer Overflow in EDK II Network Package CVSS 3.1HIGH 8.8
  • TI-2023-26565 An insecure default to allow UEFI Shell in EDK2 was left enabled in Ubuntu's EDK2. CVSS 3.1MEDIUM 6.7
  • TI-2023-24236 Out-of-Bounds Read in EDK II Network Package CVSS 3.1MEDIUM 6.5
See all 33 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences