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cve[email protected]CVE-2021-25338
HistoryMar 04, 2021 - 9:15 p.m.

CVE-2021-25338

2021-03-0421:15:13
CWE-20
web.nvd.nist.gov
36
2
cve-2021-25338
samsung
rkp
memory access control
smr
security vulnerability

3.6 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:P/A:P

5.2 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

LOW

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

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

20.8%

Improper memory access control in RKP in Samsung mobile devices prior to SMR Mar-2021 Release 1 allows an attacker, given a compromised kernel, to write certain part of RKP EL2 memory region.

Affected configurations

NVD
Node
googleandroidMatch10.0
OR
googleandroidMatch11.0
AND
samsungexynos_9830Match-

CNA Affected

[
  {
    "product": "Samsung Mobile Devices",
    "vendor": "Samsung Mobile",
    "versions": [
      {
        "lessThan": "SMR Mar-2021 Release 1",
        "status": "affected",
        "version": "Selected Q(10.0), R(11.0)",
        "versionType": "custom"
      }
    ]
  }
]

Social References

More

3.6 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:P/A:P

5.2 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

LOW

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

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

20.8%

Related for CVE-2021-25338