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cve[email protected]CVE-2021-26407
HistoryJan 11, 2023 - 8:15 a.m.

CVE-2021-26407

2023-01-1108:15:11
CWE-330
web.nvd.nist.gov
17
cve-2021-26407
initialization vector
iv
information disclosure
nvd

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

6 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.2%

A randomly generated Initialization Vector (IV) may lead to a collision of IVs with the same key potentially resulting in information disclosure.

Affected configurations

NVD
Node
amdromepi_firmwareRange<1.0.0.a
AND
amdromepiMatch-

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "packageName": "AGESA",
    "platforms": [
      "x86"
    ],
    "product": "2nd Gen EPYC",
    "vendor": " AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  }
]

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

6 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.2%

Related for CVE-2021-26407