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Samsung MobileCVELIST:CVE-2021-25467

HistoryOct 06, 2021 - 5:07 p.m.

CVE-2021-25467

2021-10-0617:07:34

CWE-120

Samsung Mobile

www.cve.org

buffer overflow

vision dsp

kernel driver

privilege escalation

loaded library

CVSS3

5.3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

Percentile

12.6%

JSON

Assuming system privilege is gained, possible buffer overflow vulnerabilities in the Vision DSP kernel driver prior to SMR Oct-2021 Release 1 allows privilege escalation to Root by hijacking loaded library.

CNA Affected

[
  {
    "product": "Samsung Mobile Devices",
    "vendor": "Samsung Mobile",
    "versions": [
      {
        "lessThan": "SMR Oct-2021 Release 1",
        "status": "affected",
        "version": "R(11.0) devices with Exynos 980, 9830, 2100 chipsets",
        "versionType": "custom"
      }
    ]
  }
]

References

security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10

CVSS3

5.3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

Percentile

12.6%

JSON

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