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Samsung MobileCVELIST:CVE-2023-21455

HistoryMar 16, 2023 - 12:00 a.m.

CVE-2023-21455

2023-03-1600:00:00

CWE-287

Samsung Mobile

www.cve.org

exynos baseband

improper authorization

unencrypted message

smr mar-2023

5.9 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

NONE

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

9.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

40.9%

JSON

Improper authorization implementation in Exynos baseband prior to SMR Mar-2023 Release 1 allows incorrect handling of unencrypted message.

CNA Affected

[
  {
    "vendor": "Samsung Mobile",
    "product": "Samsung Mobile Devices",
    "versions": [
      {
        "version": "Select devices using Exynos CP chipsets",
        "status": "affected",
        "lessThan": "SMR Mar-2023 Release 1",
        "versionType": "custom"
      }
    ]
  }
]

References

security.samsungmobile.com/securityUpdate.smsb?year=2023&month=03

5.9 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

NONE

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

9.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

40.9%

JSON

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