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Samsung MobileCVELIST:CVE-2023-21494

HistoryMay 04, 2023 - 12:00 a.m.

CVE-2023-21494

2023-05-0400:00:00

CWE-20

Samsung Mobile

www.cve.org

shannon baseband

buffer overflow

remote attackers

memory access

CVSS3

5.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

AI Score

9.8

Confidence

High

EPSS

0.001

Percentile

47.7%

JSON

Potential buffer overflow vulnerability in auth api in mm_Authentication.c in Shannon baseband prior to SMR May-2023 Release 1 allows remote attackers to cause invalid memory access.

CNA Affected

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

References

security.samsungmobile.com/securityUpdate.smsb?year=2023&month=05

CVSS3

5.6

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

AI Score

9.8

Confidence

High

EPSS

0.001

Percentile

47.7%

JSON

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