Lucene search

K
cve[email protected]CVE-2021-20045
HistoryDec 08, 2021 - 10:15 a.m.

CVE-2021-20045

2021-12-0810:15:08
CWE-120
web.nvd.nist.gov
33
5
cve-2021-20045
buffer overflow
sma100
sonicfiles
rac_copy_to
remote attacker
execute code
nobody user
appliance
nvd

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.7 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

74.3%

A buffer overflow vulnerability in SMA100 sonicfiles RAC_COPY_TO (RacNumber 36) method allows a remote unauthenticated attacker to potentially execute code as the ‘nobody’ user in the appliance. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.

Affected configurations

NVD
Node
sonicwallsma_200_firmwareMatch10.2.0.8-37sv
OR
sonicwallsma_200_firmwareMatch10.2.1.1-19sv
AND
sonicwallsma_200Match-
Node
sonicwallsma_210_firmwareMatch10.2.0.8-37sv
OR
sonicwallsma_210_firmwareMatch10.2.1.1-19sv
AND
sonicwallsma_210Match-
Node
sonicwallsma_410_firmwareMatch10.2.0.8-37sv
OR
sonicwallsma_410_firmwareMatch10.2.1.1-19sv
AND
sonicwallsma_410Match-
Node
sonicwallsma_400_firmwareMatch10.2.0.8-37sv
OR
sonicwallsma_400_firmwareMatch10.2.1.1-19sv
AND
sonicwallsma_400Match-
Node
sonicwallsma_500v_firmwareMatch10.2.0.8-37sv
OR
sonicwallsma_500v_firmwareMatch10.2.1.1-19sv
AND
sonicwallsma_500vMatch-

CNA Affected

[
  {
    "product": "SonicWall SMA100",
    "vendor": "SonicWall",
    "versions": [
      {
        "status": "affected",
        "version": "10.2.0.8-37sv and earlier"
      },
      {
        "status": "affected",
        "version": "10.2.1.1-19sv and earlier"
      },
      {
        "status": "affected",
        "version": "10.2.1.2-24sv and earlier"
      }
    ]
  }
]

Social References

More

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.7 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

74.3%