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CVE-2021-28213

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

7.5 HighFix available

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

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

1.11%Up 0.7 points since Jun 12, 2021
90%50%10%1%

What each source reports

NVD Score used 7.5

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

Record
CVE-2021-28213
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Updated
2026-11-02
CVE List No score

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

Record
CVE-2021-28213
Updated
2026-11-02
EUVDEUVD-2021-14903 No score

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

Record
EUVD-2021-14903
Updated
2026-11-03
GitHub AdvisoriesGHSA-p38x-2cfm-g52f 7.5

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

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

Record
GHSA-p38x-2cfm-g52f
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-326
Updated
2026-11-02
OSV 7.5

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

Record
CVE-2021-28213
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVDEBIAN-CVE-2021-28213 7.5

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

Record
DEBIAN-CVE-2021-28213
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02
OSVUBUNTU-CVE-2021-28213 7.5

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

Record
UBUNTU-CVE-2021-28213
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
edk2
Debian:12
before 0~20190606.20d2e5a1-2
0~20190606.20d2e5a1-2
edk2
Debian:13
before 0~20190606.20d2e5a1-2
0~20190606.20d2e5a1-2
edk2
Debian:14
before 0~20190606.20d2e5a1-2
0~20190606.20d2e5a1-2
edk2
Ubuntu:Pro:16.04:LTS
All versions, plus listed versions
0~20150106.5c2d456b-20~20160104.c2a892d7-10~20160408.ffea0a2c-20~20160408.ffea0a2c-2ubuntu0.10~20160408.ffea0a2c-2ubuntu0.20~20160408.ffea0a2c-2ubuntu0.2+esm10~20160408.ffea0a2c-2ubuntu0.2+esm30~20160408.ffea0a2c-2ubuntu0.2+esm4
None known
edk2
Ubuntu:Pro:18.04:LTS
All versions, plus listed versions
0~20170911.5dfba97c-10~20171010.234dbcef-10~20171027.76fd5a66-10~20171205.a9212288-10~20180105.0bc94c74-1
Show 8 moreShow less
0~20180205.c0d9813c-10~20180205.c0d9813c-20~20180205.c0d9813c-2ubuntu0.10~20180205.c0d9813c-2ubuntu0.20~20180205.c0d9813c-2ubuntu0.30~20180205.c0d9813c-2ubuntu0.3+esm10~20180205.c0d9813c-2ubuntu0.3+esm20~20180205.c0d9813c-2ubuntu0.3+esm3
None known

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-28213 is a high vulnerability (CVSS 7.5) in Tianocore Edk2, published June 11, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.11%, the 66th percentile. Fixed in edk2 0~20190606.20d2e5a1-2.

References

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